4480775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{811}}^1$

素因数の和:851

約数の個数: 24

約数和(自身を含む): 6343344

約数和(自身を除く): 1862569

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 811, 1105, 4055, 5525, 10543, 13787, 20275, 52715, 68935, 179231, 263575, 344675, 896155, 4480775]

約数ペア:

[(1, 4480775), (5, 896155), (13, 344675), (17, 263575), (25, 179231), (65, 68935), (85, 52715), (221, 20275), (325, 13787), (425, 10543), (811, 5525), (1105, 4055)]