64878464

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 161241600

約数和(自身を除く): 96363136

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 37, 38, 56, 64, 74, 76, 103, 112, 128, 133, 148, 152, 206, 224, 259, 266, 296, 304, 412, 448, 518, 532, 592, 608, 703, 721, 824, 896, 1036, 1064, 1184, 1216, 1406, 1442, 1648, 1957, 2072, 2128, 2368, 2432, 2812, 2884, 3296, 3811, 3914, 4144, 4256, 4736, 4921, 5624, 5768, 6592, 7622, 7828, 8288, 8512, 9842, 11248, 11536, 13184, 13699, 15244, 15656, 16576, 17024, 19684, 22496, 23072, 26677, 27398, 30488, 31312, 33152, 39368, 44992, 46144, 53354, 54796, 60976, 62624, 72409, 78736, 89984, 92288, 106708, 109592, 121952, 125248, 144818, 157472, 213416, 219184, 243904, 250496, 289636, 314944, 426832, 438368, 487808, 506863, 579272, 629888, 853664, 876736, 1013726, 1158544, 1707328, 1753472, 2027452, 2317088, 3414656, 4054904, 4634176, 8109808, 9268352, 16219616, 32439232, 64878464]

約数ペア:

[(1, 64878464), (2, 32439232), (4, 16219616), (7, 9268352), (8, 8109808), (14, 4634176), (16, 4054904), (19, 3414656), (28, 2317088), (32, 2027452), (37, 1753472), (38, 1707328), (56, 1158544), (64, 1013726), (74, 876736), (76, 853664), (103, 629888), (112, 579272), (128, 506863), (133, 487808), (148, 438368), (152, 426832), (206, 314944), (224, 289636), (259, 250496), (266, 243904), (296, 219184), (304, 213416), (412, 157472), (448, 144818), (518, 125248), (532, 121952), (592, 109592), (608, 106708), (703, 92288), (721, 89984), (824, 78736), (896, 72409), (1036, 62624), (1064, 60976), (1184, 54796), (1216, 53354), (1406, 46144), (1442, 44992), (1648, 39368), (1957, 33152), (2072, 31312), (2128, 30488), (2368, 27398), (2432, 26677), (2812, 23072), (2884, 22496), (3296, 19684), (3811, 17024), (3914, 16576), (4144, 15656), (4256, 15244), (4736, 13699), (4921, 13184), (5624, 11536), (5768, 11248), (6592, 9842), (7622, 8512), (7828, 8288)]