67793125

素因数分解:

$5^4\times {\mathrm{31}}^1\times {\mathrm{3499}}^1$

素因数の和:3550

約数の個数: 20

約数和(自身を含む): 87472000

約数和(自身を除く): 19678875

約数列:

[1, 5, 25, 31, 125, 155, 625, 775, 3499, 3875, 17495, 19375, 87475, 108469, 437375, 542345, 2186875, 2711725, 13558625, 67793125]

約数ペア:

[(1, 67793125), (5, 13558625), (25, 2711725), (31, 2186875), (125, 542345), (155, 437375), (625, 108469), (775, 87475), (3499, 19375), (3875, 17495)]