225149360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{165551}}^1$

素因数の和:165581

約数の個数: 40

約数和(自身を含む): 554268096

約数和(自身を除く): 329118736

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 165551, 331102, 662204, 827755, 1324408, 1655510, 2648816, 2814367, 3311020, 5628734, 6622040, 11257468, 13244080, 14071835, 22514936, 28143670, 45029872, 56287340, 112574680, 225149360]

約数ペア:

[(1, 225149360), (2, 112574680), (4, 56287340), (5, 45029872), (8, 28143670), (10, 22514936), (16, 14071835), (17, 13244080), (20, 11257468), (34, 6622040), (40, 5628734), (68, 3311020), (80, 2814367), (85, 2648816), (136, 1655510), (170, 1324408), (272, 827755), (340, 662204), (680, 331102), (1360, 165551)]