85510280

素因数分解:

$2^3\times 5^1\times {\mathrm{601}}^1\times {\mathrm{3557}}^1$

素因数の和:4169

約数の個数: 32

約数和(自身を含む): 192772440

約数和(自身を除く): 107262160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 601, 1202, 2404, 3005, 3557, 4808, 6010, 7114, 12020, 14228, 17785, 24040, 28456, 35570, 71140, 142280, 2137757, 4275514, 8551028, 10688785, 17102056, 21377570, 42755140, 85510280]

約数ペア:

[(1, 85510280), (2, 42755140), (4, 21377570), (5, 17102056), (8, 10688785), (10, 8551028), (20, 4275514), (40, 2137757), (601, 142280), (1202, 71140), (2404, 35570), (3005, 28456), (3557, 24040), (4808, 17785), (6010, 14228), (7114, 12020)]