255426490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{80071}}^1$

素因数の和:80118

約数の個数: 32

約数和(自身を含む): 518866560

約数和(自身を除く): 263440070

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 80071, 160142, 400355, 800710, 880781, 1761562, 2322059, 4403905, 4644118, 8807810, 11610295, 23220590, 25542649, 51085298, 127713245, 255426490]

約数ペア:

[(1, 255426490), (2, 127713245), (5, 51085298), (10, 25542649), (11, 23220590), (22, 11610295), (29, 8807810), (55, 4644118), (58, 4403905), (110, 2322059), (145, 1761562), (290, 880781), (319, 800710), (638, 400355), (1595, 160142), (3190, 80071)]