25128225

素因数分解:

$3^4\times 5^2\times {\mathrm{12409}}^1$

素因数の和:12431

約数の個数: 30

約数和(自身を含む): 46549910

約数和(自身を除く): 21421685

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 12409, 37227, 62045, 111681, 186135, 310225, 335043, 558405, 930675, 1005129, 1675215, 2792025, 5025645, 8376075, 25128225]

約数ペア:

[(1, 25128225), (3, 8376075), (5, 5025645), (9, 2792025), (15, 1675215), (25, 1005129), (27, 930675), (45, 558405), (75, 335043), (81, 310225), (135, 186135), (225, 111681), (405, 62045), (675, 37227), (2025, 12409)]