160129100

素因数分解:

$2^2\times 5^2\times {\mathrm{499}}^1\times {\mathrm{3209}}^1$

素因数の和:3722

約数の個数: 36

約数和(自身を含む): 348285000

約数和(自身を除く): 188155900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 499, 998, 1996, 2495, 3209, 4990, 6418, 9980, 12475, 12836, 16045, 24950, 32090, 49900, 64180, 80225, 160450, 320900, 1601291, 3202582, 6405164, 8006455, 16012910, 32025820, 40032275, 80064550, 160129100]

約数ペア:

[(1, 160129100), (2, 80064550), (4, 40032275), (5, 32025820), (10, 16012910), (20, 8006455), (25, 6405164), (50, 3202582), (100, 1601291), (499, 320900), (998, 160450), (1996, 80225), (2495, 64180), (3209, 49900), (4990, 32090), (6418, 24950), (9980, 16045), (12475, 12836)]