153672620

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{42451}}^1$

素因数の和:42641

約数の個数: 24

約数和(自身を含む): 324503088

約数和(自身を除く): 170830468

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 42451, 84902, 169804, 212255, 424510, 849020, 7683631, 15367262, 30734524, 38418155, 76836310, 153672620]

約数ペア:

[(1, 153672620), (2, 76836310), (4, 38418155), (5, 30734524), (10, 15367262), (20, 7683631), (181, 849020), (362, 424510), (724, 212255), (905, 169804), (1810, 84902), (3620, 42451)]