81293728

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{5153}}^1$

素因数の和:5209

約数の個数: 48

約数和(自身を含む): 175339080

約数和(自身を除く): 94045352

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 68, 116, 136, 232, 272, 464, 493, 544, 928, 986, 1972, 3944, 5153, 7888, 10306, 15776, 20612, 41224, 82448, 87601, 149437, 164896, 175202, 298874, 350404, 597748, 700808, 1195496, 1401616, 2390992, 2540429, 2803232, 4781984, 5080858, 10161716, 20323432, 40646864, 81293728]

約数ペア:

[(1, 81293728), (2, 40646864), (4, 20323432), (8, 10161716), (16, 5080858), (17, 4781984), (29, 2803232), (32, 2540429), (34, 2390992), (58, 1401616), (68, 1195496), (116, 700808), (136, 597748), (232, 350404), (272, 298874), (464, 175202), (493, 164896), (544, 149437), (928, 87601), (986, 82448), (1972, 41224), (3944, 20612), (5153, 15776), (7888, 10306)]