625725

素因数分解:

$3^5\times 5^2\times {\mathrm{103}}^1$

素因数の和:128

約数の個数: 36

約数和(自身を含む): 1173536

約数和(自身を除く): 547811

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 103, 135, 225, 243, 309, 405, 515, 675, 927, 1215, 1545, 2025, 2575, 2781, 4635, 6075, 7725, 8343, 13905, 23175, 25029, 41715, 69525, 125145, 208575, 625725]

約数ペア:

[(1, 625725), (3, 208575), (5, 125145), (9, 69525), (15, 41715), (25, 25029), (27, 23175), (45, 13905), (75, 8343), (81, 7725), (103, 6075), (135, 4635), (225, 2781), (243, 2575), (309, 2025), (405, 1545), (515, 1215), (675, 927)]