225990400

素因数分解:

$2^8\times 5^2\times {\mathrm{35311}}^1$

素因数の和:35337

約数の個数: 54

約数和(自身を含む): 559377392

約数和(自身を除く): 333386992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 6400, 35311, 70622, 141244, 176555, 282488, 353110, 564976, 706220, 882775, 1129952, 1412440, 1765550, 2259904, 2824880, 3531100, 4519808, 5649760, 7062200, 9039616, 11299520, 14124400, 22599040, 28248800, 45198080, 56497600, 112995200, 225990400]

約数ペア:

[(1, 225990400), (2, 112995200), (4, 56497600), (5, 45198080), (8, 28248800), (10, 22599040), (16, 14124400), (20, 11299520), (25, 9039616), (32, 7062200), (40, 5649760), (50, 4519808), (64, 3531100), (80, 2824880), (100, 2259904), (128, 1765550), (160, 1412440), (200, 1129952), (256, 882775), (320, 706220), (400, 564976), (640, 353110), (800, 282488), (1280, 176555), (1600, 141244), (3200, 70622), (6400, 35311)]