51418910

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{72421}}^1$

素因数の和:72499

約数の個数: 16

約数和(自身を含む): 93858912

約数和(自身を除く): 42440002

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 72421, 144842, 362105, 724210, 5141891, 10283782, 25709455, 51418910]

約数ペア:

[(1, 51418910), (2, 25709455), (5, 10283782), (10, 5141891), (71, 724210), (142, 362105), (355, 144842), (710, 72421)]