90423160

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{77951}}^1$

素因数の和:77991

約数の個数: 32

約数和(自身を含む): 210470400

約数和(自身を除く): 120047240

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 77951, 155902, 311804, 389755, 623608, 779510, 1559020, 2260579, 3118040, 4521158, 9042316, 11302895, 18084632, 22605790, 45211580, 90423160]

約数ペア:

[(1, 90423160), (2, 45211580), (4, 22605790), (5, 18084632), (8, 11302895), (10, 9042316), (20, 4521158), (29, 3118040), (40, 2260579), (58, 1559020), (116, 779510), (145, 623608), (232, 389755), (290, 311804), (580, 155902), (1160, 77951)]