888916825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{811}}^1\times {\mathrm{2579}}^1$

素因数の和:3417

約数の個数: 24

約数和(自身を含む): 1168987680

約数和(自身を除く): 280070855

約数列:

[1, 5, 17, 25, 85, 425, 811, 2579, 4055, 12895, 13787, 20275, 43843, 64475, 68935, 219215, 344675, 1096075, 2091569, 10457845, 35556673, 52289225, 177783365, 888916825]

約数ペア:

[(1, 888916825), (5, 177783365), (17, 52289225), (25, 35556673), (85, 10457845), (425, 2091569), (811, 1096075), (2579, 344675), (4055, 219215), (12895, 68935), (13787, 64475), (20275, 43843)]