28274500

素因数分解:

$2^2\times 5^3\times {\mathrm{193}}^1\times {\mathrm{293}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 62283312

約数和(自身を除く): 34008812

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 193, 250, 293, 386, 500, 586, 772, 965, 1172, 1465, 1930, 2930, 3860, 4825, 5860, 7325, 9650, 14650, 19300, 24125, 29300, 36625, 48250, 56549, 73250, 96500, 113098, 146500, 226196, 282745, 565490, 1130980, 1413725, 2827450, 5654900, 7068625, 14137250, 28274500]

約数ペア:

[(1, 28274500), (2, 14137250), (4, 7068625), (5, 5654900), (10, 2827450), (20, 1413725), (25, 1130980), (50, 565490), (100, 282745), (125, 226196), (193, 146500), (250, 113098), (293, 96500), (386, 73250), (500, 56549), (586, 48250), (772, 36625), (965, 29300), (1172, 24125), (1465, 19300), (1930, 14650), (2930, 9650), (3860, 7325), (4825, 5860)]