86591240

素因数分解:

$2^3\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{2137}}^1$

素因数の和:3161

約数の個数: 32

約数和(自身を含む): 195113880

約数和(自身を除く): 108522640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1013, 2026, 2137, 4052, 4274, 5065, 8104, 8548, 10130, 10685, 17096, 20260, 21370, 40520, 42740, 85480, 2164781, 4329562, 8659124, 10823905, 17318248, 21647810, 43295620, 86591240]

約数ペア:

[(1, 86591240), (2, 43295620), (4, 21647810), (5, 17318248), (8, 10823905), (10, 8659124), (20, 4329562), (40, 2164781), (1013, 85480), (2026, 42740), (2137, 40520), (4052, 21370), (4274, 20260), (5065, 17096), (8104, 10685), (8548, 10130)]