20303030105

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{421181}}^1$

素因数の和:421528

約数の個数: 16

約数和(自身を含む): 25230486528

約数和(自身を除く): 4927456423

約数列:

[1, 5, 31, 155, 311, 1555, 9641, 48205, 421181, 2105905, 13056611, 65283055, 130987291, 654936455, 4060606021, 20303030105]

約数ペア:

[(1, 20303030105), (5, 4060606021), (31, 654936455), (155, 130987291), (311, 65283055), (1555, 13056611), (9641, 2105905), (48205, 421181)]