51428600

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{8867}}^1$

素因数の和:8912

約数の個数: 48

約数和(自身を含む): 123708600

約数和(自身を除く): 72280000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 145, 200, 232, 290, 580, 725, 1160, 1450, 2900, 5800, 8867, 17734, 35468, 44335, 70936, 88670, 177340, 221675, 257143, 354680, 443350, 514286, 886700, 1028572, 1285715, 1773400, 2057144, 2571430, 5142860, 6428575, 10285720, 12857150, 25714300, 51428600]

約数ペア:

[(1, 51428600), (2, 25714300), (4, 12857150), (5, 10285720), (8, 6428575), (10, 5142860), (20, 2571430), (25, 2057144), (29, 1773400), (40, 1285715), (50, 1028572), (58, 886700), (100, 514286), (116, 443350), (145, 354680), (200, 257143), (232, 221675), (290, 177340), (580, 88670), (725, 70936), (1160, 44335), (1450, 35468), (2900, 17734), (5800, 8867)]