66478976

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 141886080

約数和(自身を除く): 75407104

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 137, 223, 272, 274, 446, 544, 548, 892, 1088, 1096, 1784, 2176, 2192, 2329, 3568, 3791, 4384, 4658, 7136, 7582, 8768, 9316, 14272, 15164, 17536, 18632, 28544, 30328, 30551, 37264, 60656, 61102, 74528, 121312, 122204, 149056, 242624, 244408, 298112, 485248, 488816, 519367, 977632, 1038734, 1955264, 2077468, 3910528, 4154936, 8309872, 16619744, 33239488, 66478976]

約数ペア:

[(1, 66478976), (2, 33239488), (4, 16619744), (8, 8309872), (16, 4154936), (17, 3910528), (32, 2077468), (34, 1955264), (64, 1038734), (68, 977632), (128, 519367), (136, 488816), (137, 485248), (223, 298112), (272, 244408), (274, 242624), (446, 149056), (544, 122204), (548, 121312), (892, 74528), (1088, 61102), (1096, 60656), (1784, 37264), (2176, 30551), (2192, 30328), (2329, 28544), (3568, 18632), (3791, 17536), (4384, 15164), (4658, 14272), (7136, 9316), (7582, 8768)]