155121160

素因数分解:

$2^3\times 5^1\times {\mathrm{1201}}^1\times {\mathrm{3229}}^1$

素因数の和:4441

約数の個数: 32

約数和(自身を含む): 349421400

約数和(自身を除く): 194300240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1201, 2402, 3229, 4804, 6005, 6458, 9608, 12010, 12916, 16145, 24020, 25832, 32290, 48040, 64580, 129160, 3878029, 7756058, 15512116, 19390145, 31024232, 38780290, 77560580, 155121160]

約数ペア:

[(1, 155121160), (2, 77560580), (4, 38780290), (5, 31024232), (8, 19390145), (10, 15512116), (20, 7756058), (40, 3878029), (1201, 129160), (2402, 64580), (3229, 48040), (4804, 32290), (6005, 25832), (6458, 24020), (9608, 16145), (12010, 12916)]