77893840

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{11731}}^1$

素因数の和:11827

約数の個数: 40

約数和(自身を含む): 183300768

約数和(自身を除く): 105406928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 11731, 23462, 46924, 58655, 93848, 117310, 187696, 234620, 469240, 938480, 973673, 1947346, 3894692, 4868365, 7789384, 9736730, 15578768, 19473460, 38946920, 77893840]

約数ペア:

[(1, 77893840), (2, 38946920), (4, 19473460), (5, 15578768), (8, 9736730), (10, 7789384), (16, 4868365), (20, 3894692), (40, 1947346), (80, 973673), (83, 938480), (166, 469240), (332, 234620), (415, 187696), (664, 117310), (830, 93848), (1328, 58655), (1660, 46924), (3320, 23462), (6640, 11731)]