84331760

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{5351}}^1$

素因数の和:5561

約数の個数: 40

約数和(自身を含む): 197103456

約数和(自身を除く): 112771696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 5351, 7880, 10702, 15760, 21404, 26755, 42808, 53510, 85616, 107020, 214040, 428080, 1054147, 2108294, 4216588, 5270735, 8433176, 10541470, 16866352, 21082940, 42165880, 84331760]

約数ペア:

[(1, 84331760), (2, 42165880), (4, 21082940), (5, 16866352), (8, 10541470), (10, 8433176), (16, 5270735), (20, 4216588), (40, 2108294), (80, 1054147), (197, 428080), (394, 214040), (788, 107020), (985, 85616), (1576, 53510), (1970, 42808), (3152, 26755), (3940, 21404), (5351, 15760), (7880, 10702)]