55611800

素因数分解:

$2^3\times 5^2\times {\mathrm{109}}^1\times {\mathrm{2551}}^1$

素因数の和:2676

約数の個数: 48

約数和(自身を含む): 130534800

約数和(自身を除く): 74923000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 109, 200, 218, 436, 545, 872, 1090, 2180, 2551, 2725, 4360, 5102, 5450, 10204, 10900, 12755, 20408, 21800, 25510, 51020, 63775, 102040, 127550, 255100, 278059, 510200, 556118, 1112236, 1390295, 2224472, 2780590, 5561180, 6951475, 11122360, 13902950, 27805900, 55611800]

約数ペア:

[(1, 55611800), (2, 27805900), (4, 13902950), (5, 11122360), (8, 6951475), (10, 5561180), (20, 2780590), (25, 2224472), (40, 1390295), (50, 1112236), (100, 556118), (109, 510200), (200, 278059), (218, 255100), (436, 127550), (545, 102040), (872, 63775), (1090, 51020), (2180, 25510), (2551, 21800), (2725, 20408), (4360, 12755), (5102, 10900), (5450, 10204)]