63993920

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6451}}^1$

素因数の和:6499

約数の個数: 56

約数和(自身を含む): 157325568

約数和(自身を除く): 93331648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 6451, 9920, 12902, 25804, 32255, 51608, 64510, 103216, 129020, 199981, 206432, 258040, 399962, 412864, 516080, 799924, 999905, 1032160, 1599848, 1999810, 2064320, 3199696, 3999620, 6399392, 7999240, 12798784, 15998480, 31996960, 63993920]

約数ペア:

[(1, 63993920), (2, 31996960), (4, 15998480), (5, 12798784), (8, 7999240), (10, 6399392), (16, 3999620), (20, 3199696), (31, 2064320), (32, 1999810), (40, 1599848), (62, 1032160), (64, 999905), (80, 799924), (124, 516080), (155, 412864), (160, 399962), (248, 258040), (310, 206432), (320, 199981), (496, 129020), (620, 103216), (992, 64510), (1240, 51608), (1984, 32255), (2480, 25804), (4960, 12902), (6451, 9920)]