5107600

素因数分解:

$2^4\times 5^2\times {\mathrm{113}}^2$

素因数の和:244

約数の個数: 45

約数和(自身を含む): 12380563

約数和(自身を除く): 7272963

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 113, 200, 226, 400, 452, 565, 904, 1130, 1808, 2260, 2825, 4520, 5650, 9040, 11300, 12769, 22600, 25538, 45200, 51076, 63845, 102152, 127690, 204304, 255380, 319225, 510760, 638450, 1021520, 1276900, 2553800, 5107600]

約数ペア:

[(1, 5107600), (2, 2553800), (4, 1276900), (5, 1021520), (8, 638450), (10, 510760), (16, 319225), (20, 255380), (25, 204304), (40, 127690), (50, 102152), (80, 63845), (100, 51076), (113, 45200), (200, 25538), (226, 22600), (400, 12769), (452, 11300), (565, 9040), (904, 5650), (1130, 4520), (1808, 2825)]