131454512

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:418

約数の個数: 80

約数和(自身を含む): 301123584

約数和(自身を除く): 169669072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 71, 112, 122, 142, 244, 271, 284, 427, 488, 497, 542, 568, 854, 976, 994, 1084, 1136, 1708, 1897, 1988, 2168, 3416, 3794, 3976, 4331, 4336, 6832, 7588, 7952, 8662, 15176, 16531, 17324, 19241, 30317, 30352, 33062, 34648, 38482, 60634, 66124, 69296, 76964, 115717, 121268, 132248, 134687, 153928, 231434, 242536, 264496, 269374, 307856, 462868, 485072, 538748, 925736, 1077496, 1173701, 1851472, 2154992, 2347402, 4694804, 8215907, 9389608, 16431814, 18779216, 32863628, 65727256, 131454512]

約数ペア:

[(1, 131454512), (2, 65727256), (4, 32863628), (7, 18779216), (8, 16431814), (14, 9389608), (16, 8215907), (28, 4694804), (56, 2347402), (61, 2154992), (71, 1851472), (112, 1173701), (122, 1077496), (142, 925736), (244, 538748), (271, 485072), (284, 462868), (427, 307856), (488, 269374), (497, 264496), (542, 242536), (568, 231434), (854, 153928), (976, 134687), (994, 132248), (1084, 121268), (1136, 115717), (1708, 76964), (1897, 69296), (1988, 66124), (2168, 60634), (3416, 38482), (3794, 34648), (3976, 33062), (4331, 30352), (4336, 30317), (6832, 19241), (7588, 17324), (7952, 16531), (8662, 15176)]