51316480

素因数分解:

$2^8\times 5^1\times {\mathrm{47}}^1\times {\mathrm{853}}^1$

素因数の和:921

約数の個数: 72

約数和(自身を含む): 125681472

約数和(自身を除く): 74364992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 320, 376, 470, 640, 752, 853, 940, 1280, 1504, 1706, 1880, 3008, 3412, 3760, 4265, 6016, 6824, 7520, 8530, 12032, 13648, 15040, 17060, 27296, 30080, 34120, 40091, 54592, 60160, 68240, 80182, 109184, 136480, 160364, 200455, 218368, 272960, 320728, 400910, 545920, 641456, 801820, 1091840, 1282912, 1603640, 2565824, 3207280, 5131648, 6414560, 10263296, 12829120, 25658240, 51316480]

約数ペア:

[(1, 51316480), (2, 25658240), (4, 12829120), (5, 10263296), (8, 6414560), (10, 5131648), (16, 3207280), (20, 2565824), (32, 1603640), (40, 1282912), (47, 1091840), (64, 801820), (80, 641456), (94, 545920), (128, 400910), (160, 320728), (188, 272960), (235, 218368), (256, 200455), (320, 160364), (376, 136480), (470, 109184), (640, 80182), (752, 68240), (853, 60160), (940, 54592), (1280, 40091), (1504, 34120), (1706, 30080), (1880, 27296), (3008, 17060), (3412, 15040), (3760, 13648), (4265, 12032), (6016, 8530), (6824, 7520)]