49071800

素因数分解:

$2^3\times 5^2\times {\mathrm{109}}^1\times {\mathrm{2251}}^1$

素因数の和:2376

約数の個数: 48

約数和(自身を含む): 115189800

約数和(自身を除く): 66118000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 109, 200, 218, 436, 545, 872, 1090, 2180, 2251, 2725, 4360, 4502, 5450, 9004, 10900, 11255, 18008, 21800, 22510, 45020, 56275, 90040, 112550, 225100, 245359, 450200, 490718, 981436, 1226795, 1962872, 2453590, 4907180, 6133975, 9814360, 12267950, 24535900, 49071800]

約数ペア:

[(1, 49071800), (2, 24535900), (4, 12267950), (5, 9814360), (8, 6133975), (10, 4907180), (20, 2453590), (25, 1962872), (40, 1226795), (50, 981436), (100, 490718), (109, 450200), (200, 245359), (218, 225100), (436, 112550), (545, 90040), (872, 56275), (1090, 45020), (2180, 22510), (2251, 21800), (2725, 18008), (4360, 11255), (4502, 10900), (5450, 9004)]