15755625

素因数分解:

$3^2\times 5^4\times {\mathrm{2801}}^1$

素因数の和:2827

約数の個数: 30

約数和(自身を含む): 28448706

約数和(自身を除く): 12693081

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 625, 1125, 1875, 2801, 5625, 8403, 14005, 25209, 42015, 70025, 126045, 210075, 350125, 630225, 1050375, 1750625, 3151125, 5251875, 15755625]

約数ペア:

[(1, 15755625), (3, 5251875), (5, 3151125), (9, 1750625), (15, 1050375), (25, 630225), (45, 350125), (75, 210075), (125, 126045), (225, 70025), (375, 42015), (625, 25209), (1125, 14005), (1875, 8403), (2801, 5625)]