212718500

素因数分解:

$2^2\times 5^3\times {\mathrm{467}}^1\times {\mathrm{911}}^1$

素因数の和:1397

約数の個数: 48

約数和(自身を含む): 466083072

約数和(自身を除く): 253364572

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 467, 500, 911, 934, 1822, 1868, 2335, 3644, 4555, 4670, 9110, 9340, 11675, 18220, 22775, 23350, 45550, 46700, 58375, 91100, 113875, 116750, 227750, 233500, 425437, 455500, 850874, 1701748, 2127185, 4254370, 8508740, 10635925, 21271850, 42543700, 53179625, 106359250, 212718500]

約数ペア:

[(1, 212718500), (2, 106359250), (4, 53179625), (5, 42543700), (10, 21271850), (20, 10635925), (25, 8508740), (50, 4254370), (100, 2127185), (125, 1701748), (250, 850874), (467, 455500), (500, 425437), (911, 233500), (934, 227750), (1822, 116750), (1868, 113875), (2335, 91100), (3644, 58375), (4555, 46700), (4670, 45550), (9110, 23350), (9340, 22775), (11675, 18220)]