25986805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{997}}^1$

素因数の和:1416

約数の個数: 16

約数和(自身を含む): 33700464

約数和(自身を除く): 7713659

約数列:

[1, 5, 13, 65, 401, 997, 2005, 4985, 5213, 12961, 26065, 64805, 399797, 1998985, 5197361, 25986805]

約数ペア:

[(1, 25986805), (5, 5197361), (13, 1998985), (65, 399797), (401, 64805), (997, 26065), (2005, 12961), (4985, 5213)]