85217664

素因数分解:

$2^7\times 3^1\times 7^3\times {\mathrm{647}}^1$

素因数の和:685

約数の個数: 128

約数和(自身を含む): 264384000

約数和(自身を除く): 179166336

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 294, 336, 343, 384, 392, 448, 588, 647, 672, 686, 784, 896, 1029, 1176, 1294, 1344, 1372, 1568, 1941, 2058, 2352, 2588, 2688, 2744, 3136, 3882, 4116, 4529, 4704, 5176, 5488, 6272, 7764, 8232, 9058, 9408, 10352, 10976, 13587, 15528, 16464, 18116, 18816, 20704, 21952, 27174, 31056, 31703, 32928, 36232, 41408, 43904, 54348, 62112, 63406, 65856, 72464, 82816, 95109, 108696, 124224, 126812, 131712, 144928, 190218, 217392, 221921, 248448, 253624, 289856, 380436, 434784, 443842, 507248, 579712, 665763, 760872, 869568, 887684, 1014496, 1331526, 1521744, 1739136, 1775368, 2028992, 2663052, 3043488, 3550736, 4057984, 5326104, 6086976, 7101472, 10652208, 12173952, 14202944, 21304416, 28405888, 42608832, 85217664]

約数ペア:

[(1, 85217664), (2, 42608832), (3, 28405888), (4, 21304416), (6, 14202944), (7, 12173952), (8, 10652208), (12, 7101472), (14, 6086976), (16, 5326104), (21, 4057984), (24, 3550736), (28, 3043488), (32, 2663052), (42, 2028992), (48, 1775368), (49, 1739136), (56, 1521744), (64, 1331526), (84, 1014496), (96, 887684), (98, 869568), (112, 760872), (128, 665763), (147, 579712), (168, 507248), (192, 443842), (196, 434784), (224, 380436), (294, 289856), (336, 253624), (343, 248448), (384, 221921), (392, 217392), (448, 190218), (588, 144928), (647, 131712), (672, 126812), (686, 124224), (784, 108696), (896, 95109), (1029, 82816), (1176, 72464), (1294, 65856), (1344, 63406), (1372, 62112), (1568, 54348), (1941, 43904), (2058, 41408), (2352, 36232), (2588, 32928), (2688, 31703), (2744, 31056), (3136, 27174), (3882, 21952), (4116, 20704), (4529, 18816), (4704, 18116), (5176, 16464), (5488, 15528), (6272, 13587), (7764, 10976), (8232, 10352), (9058, 9408)]