---
title: Amicable pairs
id: 5949b579404977fbaefcd737
challengeType: 5
videoUrl: ''
localeTitle: ''
---

## Description
undefined

## Instructions
undefined

## Tests
<section id='tests'>

```yml
tests:
  - text: ''
    testString: 'assert(typeof amicablePairsUpTo === "function", "<code>amicablePairsUpTo</code> is a function.");'
  - text: ''
    testString: 'assert.deepEqual(amicablePairsUpTo(300), answer300, "<code>amicablePairsUpTo(300)</code> should return <code>[[220,284]]</code>.");'
  - text: ''
    testString: 'assert.deepEqual(amicablePairsUpTo(3000), answer3000, "<code>amicablePairsUpTo(3000)</code> should return <code>[[220,284],[1184,1210],[2620,2924]]</code>.");'
  - text: ''
    testString: 'assert.deepEqual(amicablePairsUpTo(20000), answer20000, "<code>amicablePairsUpTo(20000)</code> should return <code>[[220,284],[1184,1210],[2620,2924],[5020,5564],[6232,6368],[10744,10856],[12285,14595],[17296,18416]]</code>.");'

```

</section>

## Challenge Seed
<section id='challengeSeed'>

<div id='js-seed'>

```js
function amicablePairsUpTo (maxNum) {
  // Good luck!
  return true;
}

```

</div>


### After Test
<div id='js-teardown'>

```js
console.info('after the test');
```

</div>

</section>

## Solution
<section id='solution'>

```js
// solution required
```
</section>