51721910

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{126151}}^1$

素因数の和:126199

約数の個数: 16

約数和(自身を含む): 95370912

約数和(自身を除く): 43649002

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 126151, 252302, 630755, 1261510, 5172191, 10344382, 25860955, 51721910]

約数ペア:

[(1, 51721910), (2, 25860955), (5, 10344382), (10, 5172191), (41, 1261510), (82, 630755), (205, 252302), (410, 126151)]