65599420

素因数分解:

$2^2\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{2801}}^1$

素因数の和:3981

約数の個数: 24

約数和(自身を含む): 137925648

約数和(自身を除く): 72326228

約数列:

[1, 2, 4, 5, 10, 20, 1171, 2342, 2801, 4684, 5602, 5855, 11204, 11710, 14005, 23420, 28010, 56020, 3279971, 6559942, 13119884, 16399855, 32799710, 65599420]

約数ペア:

[(1, 65599420), (2, 32799710), (4, 16399855), (5, 13119884), (10, 6559942), (20, 3279971), (1171, 56020), (2342, 28010), (2801, 23420), (4684, 14005), (5602, 11710), (5855, 11204)]