12458125

素因数分解:

$5^4\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:694

約数の個数: 20

約数和(自身を含む): 16094848

約数和(自身を除く): 3636723

約数列:

[1, 5, 25, 31, 125, 155, 625, 643, 775, 3215, 3875, 16075, 19375, 19933, 80375, 99665, 401875, 498325, 2491625, 12458125]

約数ペア:

[(1, 12458125), (5, 2491625), (25, 498325), (31, 401875), (125, 99665), (155, 80375), (625, 19933), (643, 19375), (775, 16075), (3215, 3875)]