25679025

素因数分解:

$3^6\times 5^2\times {\mathrm{1409}}^1$

素因数の和:1437

約数の個数: 42

約数和(自身を含む): 47775030

約数和(自身を除く): 22096005

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 729, 1215, 1409, 2025, 3645, 4227, 6075, 7045, 12681, 18225, 21135, 35225, 38043, 63405, 105675, 114129, 190215, 317025, 342387, 570645, 951075, 1027161, 1711935, 2853225, 5135805, 8559675, 25679025]

約数ペア:

[(1, 25679025), (3, 8559675), (5, 5135805), (9, 2853225), (15, 1711935), (25, 1027161), (27, 951075), (45, 570645), (75, 342387), (81, 317025), (135, 190215), (225, 114129), (243, 105675), (405, 63405), (675, 38043), (729, 35225), (1215, 21135), (1409, 18225), (2025, 12681), (3645, 7045), (4227, 6075)]