* 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>
762 B
762 B
id, title, challengeType, videoUrl, dashedName
id | title | challengeType | videoUrl | dashedName |
---|---|---|---|---|
5900f45d1000cf542c50ff70 | 问题241:完美商数 | 5 | problem-241-perfection-quotients |
--description--
对于正整数n,令σ(n)为n的所有除数之和,因此例如σ(6)= 1 + 2 + 3 + 6 = 12。
正如您所知,一个完美的数字是σ(n)= 2n的数字。
让我们定义正整数asp(n)=σ(n)n的完美商。求出所有正整数n≤1018的和,其中p(n)的形式为k + 1/2,其中k是整数。
--hints--
euler241()
应该返回482316491800641150。
assert.strictEqual(euler241(), 482316491800641150);
--seed--
--seed-contents--
function euler241() {
return true;
}
euler241();
--solutions--
// solution required