81758976

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:482

約数の個数: 144

約数和(自身を含む): 247242240

約数和(自身を除く): 165483264

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 48, 52, 57, 64, 76, 78, 96, 104, 114, 128, 152, 156, 192, 208, 228, 247, 256, 304, 312, 384, 416, 431, 456, 494, 608, 624, 741, 768, 832, 862, 912, 988, 1216, 1248, 1293, 1482, 1664, 1724, 1824, 1976, 2432, 2496, 2586, 2964, 3328, 3448, 3648, 3952, 4864, 4992, 5172, 5603, 5928, 6896, 7296, 7904, 8189, 9984, 10344, 11206, 11856, 13792, 14592, 15808, 16378, 16809, 20688, 22412, 23712, 24567, 27584, 31616, 32756, 33618, 41376, 44824, 47424, 49134, 55168, 63232, 65512, 67236, 82752, 89648, 94848, 98268, 106457, 110336, 131024, 134472, 165504, 179296, 189696, 196536, 212914, 262048, 268944, 319371, 331008, 358592, 393072, 425828, 524096, 537888, 638742, 717184, 786144, 851656, 1048192, 1075776, 1277484, 1434368, 1572288, 1703312, 2096384, 2151552, 2554968, 3144576, 3406624, 4303104, 5109936, 6289152, 6813248, 10219872, 13626496, 20439744, 27252992, 40879488, 81758976]

約数ペア:

[(1, 81758976), (2, 40879488), (3, 27252992), (4, 20439744), (6, 13626496), (8, 10219872), (12, 6813248), (13, 6289152), (16, 5109936), (19, 4303104), (24, 3406624), (26, 3144576), (32, 2554968), (38, 2151552), (39, 2096384), (48, 1703312), (52, 1572288), (57, 1434368), (64, 1277484), (76, 1075776), (78, 1048192), (96, 851656), (104, 786144), (114, 717184), (128, 638742), (152, 537888), (156, 524096), (192, 425828), (208, 393072), (228, 358592), (247, 331008), (256, 319371), (304, 268944), (312, 262048), (384, 212914), (416, 196536), (431, 189696), (456, 179296), (494, 165504), (608, 134472), (624, 131024), (741, 110336), (768, 106457), (832, 98268), (862, 94848), (912, 89648), (988, 82752), (1216, 67236), (1248, 65512), (1293, 63232), (1482, 55168), (1664, 49134), (1724, 47424), (1824, 44824), (1976, 41376), (2432, 33618), (2496, 32756), (2586, 31616), (2964, 27584), (3328, 24567), (3448, 23712), (3648, 22412), (3952, 20688), (4864, 16809), (4992, 16378), (5172, 15808), (5603, 14592), (5928, 13792), (6896, 11856), (7296, 11206), (7904, 10344), (8189, 9984)]