61356920

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{18481}}^1$

素因数の和:18575

約数の個数: 32

約数和(自身を含む): 139723920

約数和(自身を除く): 78367000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 18481, 36962, 73924, 92405, 147848, 184810, 369620, 739240, 1533923, 3067846, 6135692, 7669615, 12271384, 15339230, 30678460, 61356920]

約数ペア:

[(1, 61356920), (2, 30678460), (4, 15339230), (5, 12271384), (8, 7669615), (10, 6135692), (20, 3067846), (40, 1533923), (83, 739240), (166, 369620), (332, 184810), (415, 147848), (664, 92405), (830, 73924), (1660, 36962), (3320, 18481)]