107828920

素因数分解:

$2^3\times 5^1\times {\mathrm{1621}}^1\times {\mathrm{1663}}^1$

素因数の和:3295

約数の個数: 32

約数和(自身を含む): 242910720

約数和(自身を除く): 135081800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1621, 1663, 3242, 3326, 6484, 6652, 8105, 8315, 12968, 13304, 16210, 16630, 32420, 33260, 64840, 66520, 2695723, 5391446, 10782892, 13478615, 21565784, 26957230, 53914460, 107828920]

約数ペア:

[(1, 107828920), (2, 53914460), (4, 26957230), (5, 21565784), (8, 13478615), (10, 10782892), (20, 5391446), (40, 2695723), (1621, 66520), (1663, 64840), (3242, 33260), (3326, 32420), (6484, 16630), (6652, 16210), (8105, 13304), (8315, 12968)]