199956745

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1\times {\mathrm{701}}^1$

素因数の和:1436

約数の個数: 16

約数和(自身を含む): 243369360

約数和(自身を除く): 43412615

約数列:

[1, 5, 89, 445, 641, 701, 3205, 3505, 57049, 62389, 285245, 311945, 449341, 2246705, 39991349, 199956745]

約数ペア:

[(1, 199956745), (5, 39991349), (89, 2246705), (445, 449341), (641, 311945), (701, 285245), (3205, 62389), (3505, 57049)]