87219250

素因数分解:

$2^1\times 5^3\times {\mathrm{409}}^1\times {\mathrm{853}}^1$

素因数の和:1279

約数の個数: 32

約数和(自身を含む): 163865520

約数和(自身を除く): 76646270

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 409, 818, 853, 1706, 2045, 4090, 4265, 8530, 10225, 20450, 21325, 42650, 51125, 102250, 106625, 213250, 348877, 697754, 1744385, 3488770, 8721925, 17443850, 43609625, 87219250]

約数ペア:

[(1, 87219250), (2, 43609625), (5, 17443850), (10, 8721925), (25, 3488770), (50, 1744385), (125, 697754), (250, 348877), (409, 213250), (818, 106625), (853, 102250), (1706, 51125), (2045, 42650), (4090, 21325), (4265, 20450), (8530, 10225)]