81504896

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{541}}^1$

素因数の和:673

約数の個数: 64

約数和(自身を含む): 179120160

約数和(自身を除く): 97615264

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 107, 128, 176, 214, 352, 428, 541, 704, 856, 1082, 1177, 1408, 1712, 2164, 2354, 3424, 4328, 4708, 5951, 6848, 8656, 9416, 11902, 13696, 17312, 18832, 23804, 34624, 37664, 47608, 57887, 69248, 75328, 95216, 115774, 150656, 190432, 231548, 380864, 463096, 636757, 761728, 926192, 1273514, 1852384, 2547028, 3704768, 5094056, 7409536, 10188112, 20376224, 40752448, 81504896]

約数ペア:

[(1, 81504896), (2, 40752448), (4, 20376224), (8, 10188112), (11, 7409536), (16, 5094056), (22, 3704768), (32, 2547028), (44, 1852384), (64, 1273514), (88, 926192), (107, 761728), (128, 636757), (176, 463096), (214, 380864), (352, 231548), (428, 190432), (541, 150656), (704, 115774), (856, 95216), (1082, 75328), (1177, 69248), (1408, 57887), (1712, 47608), (2164, 37664), (2354, 34624), (3424, 23804), (4328, 18832), (4708, 17312), (5951, 13696), (6848, 11902), (8656, 9416)]