157788910

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{384851}}^1$

素因数の和:384899

約数の個数: 16

約数和(自身を含む): 290948112

約数和(自身を除く): 133159202

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 384851, 769702, 1924255, 3848510, 15778891, 31557782, 78894455, 157788910]

約数ペア:

[(1, 157788910), (2, 78894455), (5, 31557782), (10, 15778891), (41, 3848510), (82, 1924255), (205, 769702), (410, 384851)]