55017800

素因数分解:

$2^3\times 5^2\times {\mathrm{239}}^1\times {\mathrm{1151}}^1$

素因数の和:1406

約数の個数: 48

約数和(自身を含む): 128563200

約数和(自身を除く): 73545400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 239, 478, 956, 1151, 1195, 1912, 2302, 2390, 4604, 4780, 5755, 5975, 9208, 9560, 11510, 11950, 23020, 23900, 28775, 46040, 47800, 57550, 115100, 230200, 275089, 550178, 1100356, 1375445, 2200712, 2750890, 5501780, 6877225, 11003560, 13754450, 27508900, 55017800]

約数ペア:

[(1, 55017800), (2, 27508900), (4, 13754450), (5, 11003560), (8, 6877225), (10, 5501780), (20, 2750890), (25, 2200712), (40, 1375445), (50, 1100356), (100, 550178), (200, 275089), (239, 230200), (478, 115100), (956, 57550), (1151, 47800), (1195, 46040), (1912, 28775), (2302, 23900), (2390, 23020), (4604, 11950), (4780, 11510), (5755, 9560), (5975, 9208)]