128250992

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:354

約数の個数: 80

約数和(自身を含む): 277214400

約数和(自身を除く): 148963408

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 68, 71, 116, 136, 142, 229, 232, 272, 284, 458, 464, 493, 568, 916, 986, 1136, 1207, 1832, 1972, 2059, 2414, 3664, 3893, 3944, 4118, 4828, 6641, 7786, 7888, 8236, 9656, 13282, 15572, 16259, 16472, 19312, 26564, 31144, 32518, 32944, 35003, 53128, 62288, 65036, 70006, 106256, 112897, 130072, 140012, 225794, 260144, 276403, 280024, 451588, 471511, 552806, 560048, 903176, 943022, 1105612, 1806352, 1886044, 2211224, 3772088, 4422448, 7544176, 8015687, 16031374, 32062748, 64125496, 128250992]

約数ペア:

[(1, 128250992), (2, 64125496), (4, 32062748), (8, 16031374), (16, 8015687), (17, 7544176), (29, 4422448), (34, 3772088), (58, 2211224), (68, 1886044), (71, 1806352), (116, 1105612), (136, 943022), (142, 903176), (229, 560048), (232, 552806), (272, 471511), (284, 451588), (458, 280024), (464, 276403), (493, 260144), (568, 225794), (916, 140012), (986, 130072), (1136, 112897), (1207, 106256), (1832, 70006), (1972, 65036), (2059, 62288), (2414, 53128), (3664, 35003), (3893, 32944), (3944, 32518), (4118, 31144), (4828, 26564), (6641, 19312), (7786, 16472), (7888, 16259), (8236, 15572), (9656, 13282)]