5210200

素因数分解:

$2^3\times 5^2\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 12276000

約数和(自身を除く): 7065800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 109, 200, 218, 239, 436, 478, 545, 872, 956, 1090, 1195, 1912, 2180, 2390, 2725, 4360, 4780, 5450, 5975, 9560, 10900, 11950, 21800, 23900, 26051, 47800, 52102, 104204, 130255, 208408, 260510, 521020, 651275, 1042040, 1302550, 2605100, 5210200]

約数ペア:

[(1, 5210200), (2, 2605100), (4, 1302550), (5, 1042040), (8, 651275), (10, 521020), (20, 260510), (25, 208408), (40, 130255), (50, 104204), (100, 52102), (109, 47800), (200, 26051), (218, 23900), (239, 21800), (436, 11950), (478, 10900), (545, 9560), (872, 5975), (956, 5450), (1090, 4780), (1195, 4360), (1912, 2725), (2180, 2390)]