201457810

素因数分解:

$2^1\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{15629}}^1$

素因数の和:16925

約数の個数: 16

約数和(自身を含む): 362928600

約数和(自身を除く): 161470790

約数列:

[1, 2, 5, 10, 1289, 2578, 6445, 12890, 15629, 31258, 78145, 156290, 20145781, 40291562, 100728905, 201457810]

約数ペア:

[(1, 201457810), (2, 100728905), (5, 40291562), (10, 20145781), (1289, 156290), (2578, 78145), (6445, 31258), (12890, 15629)]