202010109905

素因数分解:

$5^1\times {\mathrm{251}}^1\times {\mathrm{4001}}^1\times {\mathrm{40231}}^1$

素因数の和:44488

約数の個数: 16

約数和(自身を含む): 243444797568

約数和(自身を除く): 41434687663

約数列:

[1, 5, 251, 1255, 4001, 20005, 40231, 201155, 1004251, 5021255, 10097981, 50489905, 160964231, 804821155, 40402021981, 202010109905]

約数ペア:

[(1, 202010109905), (5, 40402021981), (251, 804821155), (1255, 160964231), (4001, 50489905), (20005, 10097981), (40231, 5021255), (201155, 1004251)]