85604080

素因数分解:

$2^4\times 5^1\times {\mathrm{277}}^1\times {\mathrm{3863}}^1$

素因数の和:4153

約数の個数: 40

約数和(自身を含む): 199799712

約数和(自身を除く): 114195632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277, 554, 1108, 1385, 2216, 2770, 3863, 4432, 5540, 7726, 11080, 15452, 19315, 22160, 30904, 38630, 61808, 77260, 154520, 309040, 1070051, 2140102, 4280204, 5350255, 8560408, 10700510, 17120816, 21401020, 42802040, 85604080]

約数ペア:

[(1, 85604080), (2, 42802040), (4, 21401020), (5, 17120816), (8, 10700510), (10, 8560408), (16, 5350255), (20, 4280204), (40, 2140102), (80, 1070051), (277, 309040), (554, 154520), (1108, 77260), (1385, 61808), (2216, 38630), (2770, 30904), (3863, 22160), (4432, 19315), (5540, 15452), (7726, 11080)]