81293568

素因数分解:

$2^8\times 3^1\times {\mathrm{151}}^1\times {\mathrm{701}}^1$

素因数の和:871

約数の個数: 72

約数和(自身を含む): 218102976

約数和(自身を除く): 136809408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 151, 192, 256, 302, 384, 453, 604, 701, 768, 906, 1208, 1402, 1812, 2103, 2416, 2804, 3624, 4206, 4832, 5608, 7248, 8412, 9664, 11216, 14496, 16824, 19328, 22432, 28992, 33648, 38656, 44864, 57984, 67296, 89728, 105851, 115968, 134592, 179456, 211702, 269184, 317553, 423404, 538368, 635106, 846808, 1270212, 1693616, 2540424, 3387232, 5080848, 6774464, 10161696, 13548928, 20323392, 27097856, 40646784, 81293568]

約数ペア:

[(1, 81293568), (2, 40646784), (3, 27097856), (4, 20323392), (6, 13548928), (8, 10161696), (12, 6774464), (16, 5080848), (24, 3387232), (32, 2540424), (48, 1693616), (64, 1270212), (96, 846808), (128, 635106), (151, 538368), (192, 423404), (256, 317553), (302, 269184), (384, 211702), (453, 179456), (604, 134592), (701, 115968), (768, 105851), (906, 89728), (1208, 67296), (1402, 57984), (1812, 44864), (2103, 38656), (2416, 33648), (2804, 28992), (3624, 22432), (4206, 19328), (4832, 16824), (5608, 14496), (7248, 11216), (8412, 9664)]