64681568

素因数分解:

$2^5\times 7^3\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 152409600

約数和(自身を除く): 87728032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 71, 83, 98, 112, 142, 166, 196, 224, 284, 332, 343, 392, 497, 568, 581, 664, 686, 784, 994, 1136, 1162, 1328, 1372, 1568, 1988, 2272, 2324, 2656, 2744, 3479, 3976, 4067, 4648, 5488, 5893, 6958, 7952, 8134, 9296, 10976, 11786, 13916, 15904, 16268, 18592, 23572, 24353, 27832, 28469, 32536, 41251, 47144, 48706, 55664, 56938, 65072, 82502, 94288, 97412, 111328, 113876, 130144, 165004, 188576, 194824, 227752, 288757, 330008, 389648, 455504, 577514, 660016, 779296, 911008, 1155028, 1320032, 2021299, 2310056, 4042598, 4620112, 8085196, 9240224, 16170392, 32340784, 64681568]

約数ペア:

[(1, 64681568), (2, 32340784), (4, 16170392), (7, 9240224), (8, 8085196), (14, 4620112), (16, 4042598), (28, 2310056), (32, 2021299), (49, 1320032), (56, 1155028), (71, 911008), (83, 779296), (98, 660016), (112, 577514), (142, 455504), (166, 389648), (196, 330008), (224, 288757), (284, 227752), (332, 194824), (343, 188576), (392, 165004), (497, 130144), (568, 113876), (581, 111328), (664, 97412), (686, 94288), (784, 82502), (994, 65072), (1136, 56938), (1162, 55664), (1328, 48706), (1372, 47144), (1568, 41251), (1988, 32536), (2272, 28469), (2324, 27832), (2656, 24353), (2744, 23572), (3479, 18592), (3976, 16268), (4067, 15904), (4648, 13916), (5488, 11786), (5893, 10976), (6958, 9296), (7952, 8134)]