* feat(tools): add seed/solution restore script * chore(curriculum): remove empty sections' markers * chore(curriculum): add seed + solution to Chinese * chore: remove old formatter * fix: update getChallenges parse translated challenges separately, without reference to the source * chore(curriculum): add dashedName to English * chore(curriculum): add dashedName to Chinese * refactor: remove unused challenge property 'name' * fix: relax dashedName requirement * fix: stray tag Remove stray `pre` tag from challenge file. Signed-off-by: nhcarrigan <nhcarrigan@gmail.com> Co-authored-by: nhcarrigan <nhcarrigan@gmail.com>
728 B
728 B
id, title, challengeType, videoUrl, dashedName
id | title | challengeType | videoUrl | dashedName |
---|---|---|---|---|
5900f5191000cf542c51002c | 问题429:单一除数的平方和 | 5 | problem-429-sum-of-squares-of-unitary-divisors |
--description--
数为n的unit除数d是n的除数,其性质为gcd(d,n / d)= 1。
4的除数! = 24是1、3、8和24。
它们的平方和是12 + 32 + 82 + 242 = 650。
令S(n)表示n的一元除数的平方和。 因此,S(4!)= 650。
求S(100000000!)取模1000000009。
--hints--
euler429()
应该返回98792821。
assert.strictEqual(euler429(), 98792821);
--seed--
--seed-contents--
function euler429() {
return true;
}
euler429();
--solutions--
// solution required