22403875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{811}}^1$

素因数の和:856

約数の個数: 32

約数和(自身を含む): 31921344

約数和(自身を除く): 9517469

約数列:

[1, 5, 13, 17, 25, 65, 85, 125, 221, 325, 425, 811, 1105, 1625, 2125, 4055, 5525, 10543, 13787, 20275, 27625, 52715, 68935, 101375, 179231, 263575, 344675, 896155, 1317875, 1723375, 4480775, 22403875]

約数ペア:

[(1, 22403875), (5, 4480775), (13, 1723375), (17, 1317875), (25, 896155), (65, 344675), (85, 263575), (125, 179231), (221, 101375), (325, 68935), (425, 52715), (811, 27625), (1105, 20275), (1625, 13787), (2125, 10543), (4055, 5525)]