47640025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{61471}}^1$

素因数の和:61512

約数の個数: 12

約数和(自身を含む): 60980224

約数和(自身を除く): 13340199

約数列:

[1, 5, 25, 31, 155, 775, 61471, 307355, 1536775, 1905601, 9528005, 47640025]

約数ペア:

[(1, 47640025), (5, 9528005), (25, 1905601), (31, 1536775), (155, 307355), (775, 61471)]