31899025

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{31121}}^1$

素因数の和:31172

約数の個数: 12

約数和(自身を含む): 40520844

約数和(自身を除く): 8621819

約数列:

[1, 5, 25, 41, 205, 1025, 31121, 155605, 778025, 1275961, 6379805, 31899025]

約数ペア:

[(1, 31899025), (5, 6379805), (25, 1275961), (41, 778025), (205, 155605), (1025, 31121)]