31996960

素因数分解:

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

素因数の和:6497

約数の個数: 48

約数和(自身を含む): 78043392

約数和(自身を除く): 46046432

約数列:

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

約数ペア:

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