31044608

素因数分解:

$2^{10}\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 88

約数和(自身を含む): 73102464

約数和(自身を除く): 42057856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 71, 112, 122, 128, 142, 224, 244, 256, 284, 427, 448, 488, 497, 512, 568, 854, 896, 976, 994, 1024, 1136, 1708, 1792, 1952, 1988, 2272, 3416, 3584, 3904, 3976, 4331, 4544, 6832, 7168, 7808, 7952, 8662, 9088, 13664, 15616, 15904, 17324, 18176, 27328, 30317, 31232, 31808, 34648, 36352, 54656, 60634, 62464, 63616, 69296, 72704, 109312, 121268, 127232, 138592, 218624, 242536, 254464, 277184, 437248, 485072, 508928, 554368, 970144, 1108736, 1940288, 2217472, 3880576, 4434944, 7761152, 15522304, 31044608]

約数ペア:

[(1, 31044608), (2, 15522304), (4, 7761152), (7, 4434944), (8, 3880576), (14, 2217472), (16, 1940288), (28, 1108736), (32, 970144), (56, 554368), (61, 508928), (64, 485072), (71, 437248), (112, 277184), (122, 254464), (128, 242536), (142, 218624), (224, 138592), (244, 127232), (256, 121268), (284, 109312), (427, 72704), (448, 69296), (488, 63616), (497, 62464), (512, 60634), (568, 54656), (854, 36352), (896, 34648), (976, 31808), (994, 31232), (1024, 30317), (1136, 27328), (1708, 18176), (1792, 17324), (1952, 15904), (1988, 15616), (2272, 13664), (3416, 9088), (3584, 8662), (3904, 7952), (3976, 7808), (4331, 7168), (4544, 6832)]