80581870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{27883}}^1$

素因数の和:27924

約数の個数: 24

約数和(自身を含む): 154086984

約数和(自身を除く): 73505114

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 27883, 55766, 139415, 278830, 474011, 948022, 2370055, 4740110, 8058187, 16116374, 40290935, 80581870]

約数ペア:

[(1, 80581870), (2, 40290935), (5, 16116374), (10, 8058187), (17, 4740110), (34, 2370055), (85, 948022), (170, 474011), (289, 278830), (578, 139415), (1445, 55766), (2890, 27883)]