172920985

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{5051}}^1$

素因数の和:5264

約数の個数: 16

約数和(自身を含む): 213881472

約数和(自身を除く): 40960487

約数列:

[1, 5, 41, 167, 205, 835, 5051, 6847, 25255, 34235, 207091, 843517, 1035455, 4217585, 34584197, 172920985]

約数ペア:

[(1, 172920985), (5, 34584197), (41, 4217585), (167, 1035455), (205, 843517), (835, 207091), (5051, 34235), (6847, 25255)]