201219170

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{80167}}^1$

素因数の和:80425

約数の個数: 16

約数和(自身を含む): 363642048

約数和(自身を除く): 162422878

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 80167, 160334, 400835, 801670, 20121917, 40243834, 100609585, 201219170]

約数ペア:

[(1, 201219170), (2, 100609585), (5, 40243834), (10, 20121917), (251, 801670), (502, 400835), (1255, 160334), (2510, 80167)]