28453125

素因数分解:

$3^1\times 5^6\times {\mathrm{607}}^1$

素因数の和:640

約数の個数: 28

約数和(自身を含む): 47499392

約数和(自身を除く): 19046267

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 607, 625, 1821, 1875, 3035, 3125, 9105, 9375, 15175, 15625, 45525, 46875, 75875, 227625, 379375, 1138125, 1896875, 5690625, 9484375, 28453125]

約数ペア:

[(1, 28453125), (3, 9484375), (5, 5690625), (15, 1896875), (25, 1138125), (75, 379375), (125, 227625), (375, 75875), (607, 46875), (625, 45525), (1821, 15625), (1875, 15175), (3035, 9375), (3125, 9105)]