85422280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{125621}}^1$

素因数の和:125649

約数の個数: 32

約数和(自身を含む): 203507640

約数和(自身を除く): 118085360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 125621, 251242, 502484, 628105, 1004968, 1256210, 2135557, 2512420, 4271114, 5024840, 8542228, 10677785, 17084456, 21355570, 42711140, 85422280]

約数ペア:

[(1, 85422280), (2, 42711140), (4, 21355570), (5, 17084456), (8, 10677785), (10, 8542228), (17, 5024840), (20, 4271114), (34, 2512420), (40, 2135557), (68, 1256210), (85, 1004968), (136, 628105), (170, 502484), (340, 251242), (680, 125621)]