7925625

素因数分解:

$3^2\times 5^4\times {\mathrm{1409}}^1$

素因数の和:1435

約数の個数: 30

約数和(自身を含む): 14315730

約数和(自身を除く): 6390105

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 625, 1125, 1409, 1875, 4227, 5625, 7045, 12681, 21135, 35225, 63405, 105675, 176125, 317025, 528375, 880625, 1585125, 2641875, 7925625]

約数ペア:

[(1, 7925625), (3, 2641875), (5, 1585125), (9, 880625), (15, 528375), (25, 317025), (45, 176125), (75, 105675), (125, 63405), (225, 35225), (375, 21135), (625, 12681), (1125, 7045), (1409, 5625), (1875, 4227)]