25213875

素因数分解:

$3^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{947}}^1$

素因数の和:1036

約数の個数: 32

約数和(自身を含む): 42591744

約数和(自身を除く): 17377869

約数列:

[1, 3, 5, 15, 25, 71, 75, 125, 213, 355, 375, 947, 1065, 1775, 2841, 4735, 5325, 8875, 14205, 23675, 26625, 67237, 71025, 118375, 201711, 336185, 355125, 1008555, 1680925, 5042775, 8404625, 25213875]

約数ペア:

[(1, 25213875), (3, 8404625), (5, 5042775), (15, 1680925), (25, 1008555), (71, 355125), (75, 336185), (125, 201711), (213, 118375), (355, 71025), (375, 67237), (947, 26625), (1065, 23675), (1775, 14205), (2841, 8875), (4735, 5325)]