1.0 KiB
1.0 KiB
id | challengeType | title |
---|---|---|
5900f5191000cf542c51002c | 5 | Problem 429: Sum of squares of unitary divisors |
Description
Let S(n) represent the sum of the squares of the unitary divisors of n. Thus S(4!)=650.
Find S(100 000 000!) modulo 1 000 000 009.
Instructions
Tests
tests:
- text: <code>euler429()</code> should return 98792821.
testString: assert.strictEqual(euler429(), 98792821, '<code>euler429()</code> should return 98792821.');
Challenge Seed
function euler429() {
// Good luck!
return true;
}
euler429();
Solution
// solution required