83209960

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{9859}}^1$

素因数の和:10081

約数の個数: 32

約数和(自身を含む): 188128800

約数和(自身を除く): 104918840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 9859, 19718, 39436, 49295, 78872, 98590, 197180, 394360, 2080249, 4160498, 8320996, 10401245, 16641992, 20802490, 41604980, 83209960]

約数ペア:

[(1, 83209960), (2, 41604980), (4, 20802490), (5, 16641992), (8, 10401245), (10, 8320996), (20, 4160498), (40, 2080249), (211, 394360), (422, 197180), (844, 98590), (1055, 78872), (1688, 49295), (2110, 39436), (4220, 19718), (8440, 9859)]