81137485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3067}}^1$

素因数の和:3133

約数の個数: 32

約数和(自身を含む): 117516672

約数和(自身を除く): 36379187

約数列:

[1, 5, 11, 13, 37, 55, 65, 143, 185, 407, 481, 715, 2035, 2405, 3067, 5291, 15335, 26455, 33737, 39871, 113479, 168685, 199355, 438581, 567395, 1248269, 1475227, 2192905, 6241345, 7376135, 16227497, 81137485]

約数ペア:

[(1, 81137485), (5, 16227497), (11, 7376135), (13, 6241345), (37, 2192905), (55, 1475227), (65, 1248269), (143, 567395), (185, 438581), (407, 199355), (481, 168685), (715, 113479), (2035, 39871), (2405, 33737), (3067, 26455), (5291, 15335)]