90855200

素因数分解:

$2^5\times 5^2\times {\mathrm{337}}^2$

素因数の和:694

約数の個数: 54

約数和(自身を含む): 222460371

約数和(自身を除く): 131605171

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 337, 400, 674, 800, 1348, 1685, 2696, 3370, 5392, 6740, 8425, 10784, 13480, 16850, 26960, 33700, 53920, 67400, 113569, 134800, 227138, 269600, 454276, 567845, 908552, 1135690, 1817104, 2271380, 2839225, 3634208, 4542760, 5678450, 9085520, 11356900, 18171040, 22713800, 45427600, 90855200]

約数ペア:

[(1, 90855200), (2, 45427600), (4, 22713800), (5, 18171040), (8, 11356900), (10, 9085520), (16, 5678450), (20, 4542760), (25, 3634208), (32, 2839225), (40, 2271380), (50, 1817104), (80, 1135690), (100, 908552), (160, 567845), (200, 454276), (337, 269600), (400, 227138), (674, 134800), (800, 113569), (1348, 67400), (1685, 53920), (2696, 33700), (3370, 26960), (5392, 16850), (6740, 13480), (8425, 10784)]