81957888

素因数分解:

$2^{10}\times 3^2\times {\mathrm{8893}}^1$

素因数の和:8919

約数の個数: 66

約数和(自身を含む): 236678234

約数和(自身を除く): 154720346

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1536, 2304, 3072, 4608, 8893, 9216, 17786, 26679, 35572, 53358, 71144, 80037, 106716, 142288, 160074, 213432, 284576, 320148, 426864, 569152, 640296, 853728, 1138304, 1280592, 1707456, 2276608, 2561184, 3414912, 4553216, 5122368, 6829824, 9106432, 10244736, 13659648, 20489472, 27319296, 40978944, 81957888]

約数ペア:

[(1, 81957888), (2, 40978944), (3, 27319296), (4, 20489472), (6, 13659648), (8, 10244736), (9, 9106432), (12, 6829824), (16, 5122368), (18, 4553216), (24, 3414912), (32, 2561184), (36, 2276608), (48, 1707456), (64, 1280592), (72, 1138304), (96, 853728), (128, 640296), (144, 569152), (192, 426864), (256, 320148), (288, 284576), (384, 213432), (512, 160074), (576, 142288), (768, 106716), (1024, 80037), (1152, 71144), (1536, 53358), (2304, 35572), (3072, 26679), (4608, 17786), (8893, 9216)]