2525625

素因数分解:

$3^2\times 5^4\times {\mathrm{449}}^1$

素因数の和:475

約数の個数: 30

約数和(自身を含む): 4568850

約数和(自身を除く): 2043225

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 449, 625, 1125, 1347, 1875, 2245, 4041, 5625, 6735, 11225, 20205, 33675, 56125, 101025, 168375, 280625, 505125, 841875, 2525625]

約数ペア:

[(1, 2525625), (3, 841875), (5, 505125), (9, 280625), (15, 168375), (25, 101025), (45, 56125), (75, 33675), (125, 20205), (225, 11225), (375, 6735), (449, 5625), (625, 4041), (1125, 2245), (1347, 1875)]