25420775

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{32801}}^1$

素因数の和:32842

約数の個数: 12

約数和(自身を含む): 32539584

約数和(自身を除く): 7118809

約数列:

[1, 5, 25, 31, 155, 775, 32801, 164005, 820025, 1016831, 5084155, 25420775]

約数ペア:

[(1, 25420775), (5, 5084155), (25, 1016831), (31, 820025), (155, 164005), (775, 32801)]