6639012575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{31573}}^1$

素因数の和:32243

約数の個数: 24

約数和(自身を含む): 8879619168

約数和(自身を除く): 2240606593

約数列:

[1, 5, 13, 25, 65, 325, 647, 3235, 8411, 16175, 31573, 42055, 157865, 210275, 410449, 789325, 2052245, 10261225, 20427731, 102138655, 265560503, 510693275, 1327802515, 6639012575]

約数ペア:

[(1, 6639012575), (5, 1327802515), (13, 510693275), (25, 265560503), (65, 102138655), (325, 20427731), (647, 10261225), (3235, 2052245), (8411, 789325), (16175, 410449), (31573, 210275), (42055, 157865)]