80933740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{94109}}^1$

素因数の和:94161

約数の個数: 24

約数和(自身を含む): 173915280

約数和(自身を除く): 92981540

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 94109, 188218, 376436, 470545, 941090, 1882180, 4046687, 8093374, 16186748, 20233435, 40466870, 80933740]

約数ペア:

[(1, 80933740), (2, 40466870), (4, 20233435), (5, 16186748), (10, 8093374), (20, 4046687), (43, 1882180), (86, 941090), (172, 470545), (215, 376436), (430, 188218), (860, 94109)]