90230200

素因数分解:

$2^3\times 5^2\times {\mathrm{109}}^1\times {\mathrm{4139}}^1$

素因数の和:4264

約数の個数: 48

約数和(自身を含む): 211761000

約数和(自身を除く): 121530800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 109, 200, 218, 436, 545, 872, 1090, 2180, 2725, 4139, 4360, 5450, 8278, 10900, 16556, 20695, 21800, 33112, 41390, 82780, 103475, 165560, 206950, 413900, 451151, 827800, 902302, 1804604, 2255755, 3609208, 4511510, 9023020, 11278775, 18046040, 22557550, 45115100, 90230200]

約数ペア:

[(1, 90230200), (2, 45115100), (4, 22557550), (5, 18046040), (8, 11278775), (10, 9023020), (20, 4511510), (25, 3609208), (40, 2255755), (50, 1804604), (100, 902302), (109, 827800), (200, 451151), (218, 413900), (436, 206950), (545, 165560), (872, 103475), (1090, 82780), (2180, 41390), (2725, 33112), (4139, 21800), (4360, 20695), (5450, 16556), (8278, 10900)]