91120816

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{643}}^1$

素因数の和:1189

約数の個数: 40

約数和(自身を含む): 187581744

約数和(自身を除く): 96460928

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 521, 643, 1042, 1286, 2084, 2572, 4168, 5144, 8336, 8857, 10288, 10931, 17714, 21862, 35428, 43724, 70856, 87448, 141712, 174896, 335003, 670006, 1340012, 2680024, 5360048, 5695051, 11390102, 22780204, 45560408, 91120816]

約数ペア:

[(1, 91120816), (2, 45560408), (4, 22780204), (8, 11390102), (16, 5695051), (17, 5360048), (34, 2680024), (68, 1340012), (136, 670006), (272, 335003), (521, 174896), (643, 141712), (1042, 87448), (1286, 70856), (2084, 43724), (2572, 35428), (4168, 21862), (5144, 17714), (8336, 10931), (8857, 10288)]