82055560

素因数分解:

$2^3\times 5^1\times {\mathrm{499}}^1\times {\mathrm{4111}}^1$

素因数の和:4621

約数の個数: 32

約数和(自身を含む): 185040000

約数和(自身を除く): 102984440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 499, 998, 1996, 2495, 3992, 4111, 4990, 8222, 9980, 16444, 19960, 20555, 32888, 41110, 82220, 164440, 2051389, 4102778, 8205556, 10256945, 16411112, 20513890, 41027780, 82055560]

約数ペア:

[(1, 82055560), (2, 41027780), (4, 20513890), (5, 16411112), (8, 10256945), (10, 8205556), (20, 4102778), (40, 2051389), (499, 164440), (998, 82220), (1996, 41110), (2495, 32888), (3992, 20555), (4111, 19960), (4990, 16444), (8222, 9980)]