66454864

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 152775936

約数和(自身を除く): 86321072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 71, 112, 122, 137, 142, 244, 274, 284, 427, 488, 497, 548, 568, 854, 959, 976, 994, 1096, 1136, 1708, 1918, 1988, 2192, 3416, 3836, 3976, 4331, 6832, 7672, 7952, 8357, 8662, 9727, 15344, 16714, 17324, 19454, 30317, 33428, 34648, 38908, 58499, 60634, 66856, 68089, 69296, 77816, 116998, 121268, 133712, 136178, 155632, 233996, 242536, 272356, 467992, 485072, 544712, 593347, 935984, 1089424, 1186694, 2373388, 4153429, 4746776, 8306858, 9493552, 16613716, 33227432, 66454864]

約数ペア:

[(1, 66454864), (2, 33227432), (4, 16613716), (7, 9493552), (8, 8306858), (14, 4746776), (16, 4153429), (28, 2373388), (56, 1186694), (61, 1089424), (71, 935984), (112, 593347), (122, 544712), (137, 485072), (142, 467992), (244, 272356), (274, 242536), (284, 233996), (427, 155632), (488, 136178), (497, 133712), (548, 121268), (568, 116998), (854, 77816), (959, 69296), (976, 68089), (994, 66856), (1096, 60634), (1136, 58499), (1708, 38908), (1918, 34648), (1988, 33428), (2192, 30317), (3416, 19454), (3836, 17324), (3976, 16714), (4331, 15344), (6832, 9727), (7672, 8662), (7952, 8357)]