20335825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{811}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 27185760

約数和(自身を除く): 6849935

約数列:

[1, 5, 17, 25, 59, 85, 295, 425, 811, 1003, 1475, 4055, 5015, 13787, 20275, 25075, 47849, 68935, 239245, 344675, 813433, 1196225, 4067165, 20335825]

約数ペア:

[(1, 20335825), (5, 4067165), (17, 1196225), (25, 813433), (59, 344675), (85, 239245), (295, 68935), (425, 47849), (811, 25075), (1003, 20275), (1475, 13787), (4055, 5015)]