83551240

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{20681}}^1$

素因数の和:20793

約数の個数: 32

約数和(自身を含む): 189860760

約数和(自身を除く): 106309520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 20681, 41362, 82724, 103405, 165448, 206810, 413620, 827240, 2088781, 4177562, 8355124, 10443905, 16710248, 20887810, 41775620, 83551240]

約数ペア:

[(1, 83551240), (2, 41775620), (4, 20887810), (5, 16710248), (8, 10443905), (10, 8355124), (20, 4177562), (40, 2088781), (101, 827240), (202, 413620), (404, 206810), (505, 165448), (808, 103405), (1010, 82724), (2020, 41362), (4040, 20681)]