51125240

素因数分解:

$2^3\times 5^1\times {\mathrm{1278131}}^1$

素因数の和:1278142

約数の個数: 16

約数和(自身を含む): 115031880

約数和(自身を除く): 63906640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1278131, 2556262, 5112524, 6390655, 10225048, 12781310, 25562620, 51125240]

約数ペア:

[(1, 51125240), (2, 25562620), (4, 12781310), (5, 10225048), (8, 6390655), (10, 5112524), (20, 2556262), (40, 1278131)]