145401160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{117259}}^1$

素因数の和:117301

約数の個数: 32

約数和(自身を含む): 337708800

約数和(自身を除く): 192307640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 117259, 234518, 469036, 586295, 938072, 1172590, 2345180, 3635029, 4690360, 7270058, 14540116, 18175145, 29080232, 36350290, 72700580, 145401160]

約数ペア:

[(1, 145401160), (2, 72700580), (4, 36350290), (5, 29080232), (8, 18175145), (10, 14540116), (20, 7270058), (31, 4690360), (40, 3635029), (62, 2345180), (124, 1172590), (155, 938072), (248, 586295), (310, 469036), (620, 234518), (1240, 117259)]