9952000

素因数分解:

$2^8\times 5^3\times {\mathrm{311}}^1$

素因数の和:342

約数の個数: 72

約数和(自身を含む): 24871392

約数和(自身を除く): 14919392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 311, 320, 400, 500, 622, 640, 800, 1000, 1244, 1280, 1555, 1600, 2000, 2488, 3110, 3200, 4000, 4976, 6220, 6400, 7775, 8000, 9952, 12440, 15550, 16000, 19904, 24880, 31100, 32000, 38875, 39808, 49760, 62200, 77750, 79616, 99520, 124400, 155500, 199040, 248800, 311000, 398080, 497600, 622000, 995200, 1244000, 1990400, 2488000, 4976000, 9952000]

約数ペア:

[(1, 9952000), (2, 4976000), (4, 2488000), (5, 1990400), (8, 1244000), (10, 995200), (16, 622000), (20, 497600), (25, 398080), (32, 311000), (40, 248800), (50, 199040), (64, 155500), (80, 124400), (100, 99520), (125, 79616), (128, 77750), (160, 62200), (200, 49760), (250, 39808), (256, 38875), (311, 32000), (320, 31100), (400, 24880), (500, 19904), (622, 16000), (640, 15550), (800, 12440), (1000, 9952), (1244, 8000), (1280, 7775), (1555, 6400), (1600, 6220), (2000, 4976), (2488, 4000), (3110, 3200)]