72266440

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{21767}}^1$

素因数の和:21861

約数の個数: 32

約数和(自身を含む): 164566080

約数和(自身を除く): 92299640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 21767, 43534, 87068, 108835, 174136, 217670, 435340, 870680, 1806661, 3613322, 7226644, 9033305, 14453288, 18066610, 36133220, 72266440]

約数ペア:

[(1, 72266440), (2, 36133220), (4, 18066610), (5, 14453288), (8, 9033305), (10, 7226644), (20, 3613322), (40, 1806661), (83, 870680), (166, 435340), (332, 217670), (415, 174136), (664, 108835), (830, 87068), (1660, 43534), (3320, 21767)]