61813160

素因数分解:

$2^3\times 5^1\times {\mathrm{1545329}}^1$

素因数の和:1545340

約数の個数: 16

約数和(自身を含む): 139079700

約数和(自身を除く): 77266540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1545329, 3090658, 6181316, 7726645, 12362632, 15453290, 30906580, 61813160]

約数ペア:

[(1, 61813160), (2, 30906580), (4, 15453290), (5, 12362632), (8, 7726645), (10, 6181316), (20, 3090658), (40, 1545329)]