654 B

id, challengeType, title, videoUrl, localeTitle
id challengeType title videoUrl localeTitle
5900f51e1000cf542c510030 5 Problem 432: Totient sum

Description

undefined

Instructions

undefined

Tests

tests:
  - text: <code>euler432()</code>应该返回754862080。
    testString: 'assert.strictEqual(euler432(), 754862080, "<code>euler432()</code> should return 754862080.");'

Challenge Seed

function euler432() {
  // Good luck!
  return true;
}

euler432();

Solution

// solution required