88898888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 186426240

約数和(自身を除く): 97527352

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 103, 104, 172, 193, 206, 344, 386, 412, 559, 772, 824, 1118, 1339, 1544, 2236, 2509, 2678, 4429, 4472, 5018, 5356, 8299, 8858, 10036, 10712, 16598, 17716, 19879, 20072, 33196, 35432, 39758, 57577, 66392, 79516, 107887, 115154, 159032, 215774, 230308, 258427, 431548, 460616, 516854, 854797, 863096, 1033708, 1709594, 2067416, 3419188, 6838376, 11112361, 22224722, 44449444, 88898888]

約数ペア:

[(1, 88898888), (2, 44449444), (4, 22224722), (8, 11112361), (13, 6838376), (26, 3419188), (43, 2067416), (52, 1709594), (86, 1033708), (103, 863096), (104, 854797), (172, 516854), (193, 460616), (206, 431548), (344, 258427), (386, 230308), (412, 215774), (559, 159032), (772, 115154), (824, 107887), (1118, 79516), (1339, 66392), (1544, 57577), (2236, 39758), (2509, 35432), (2678, 33196), (4429, 20072), (4472, 19879), (5018, 17716), (5356, 16598), (8299, 10712), (8858, 10036)]