1625444890

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2289359}}^1$

素因数の和:2289437

約数の個数: 16

約数和(自身を含む): 2967010560

約数和(自身を除く): 1341565670

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 2289359, 4578718, 11446795, 22893590, 162544489, 325088978, 812722445, 1625444890]

約数ペア:

[(1, 1625444890), (2, 812722445), (5, 325088978), (10, 162544489), (71, 22893590), (142, 11446795), (355, 4578718), (710, 2289359)]