65865984

素因数分解:

$2^8\times 3^1\times {\mathrm{139}}^1\times {\mathrm{617}}^1$

素因数の和:775

約数の個数: 72

約数和(自身を含む): 176846880

約数和(自身を除く): 110980896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 139, 192, 256, 278, 384, 417, 556, 617, 768, 834, 1112, 1234, 1668, 1851, 2224, 2468, 3336, 3702, 4448, 4936, 6672, 7404, 8896, 9872, 13344, 14808, 17792, 19744, 26688, 29616, 35584, 39488, 53376, 59232, 78976, 85763, 106752, 118464, 157952, 171526, 236928, 257289, 343052, 473856, 514578, 686104, 1029156, 1372208, 2058312, 2744416, 4116624, 5488832, 8233248, 10977664, 16466496, 21955328, 32932992, 65865984]

約数ペア:

[(1, 65865984), (2, 32932992), (3, 21955328), (4, 16466496), (6, 10977664), (8, 8233248), (12, 5488832), (16, 4116624), (24, 2744416), (32, 2058312), (48, 1372208), (64, 1029156), (96, 686104), (128, 514578), (139, 473856), (192, 343052), (256, 257289), (278, 236928), (384, 171526), (417, 157952), (556, 118464), (617, 106752), (768, 85763), (834, 78976), (1112, 59232), (1234, 53376), (1668, 39488), (1851, 35584), (2224, 29616), (2468, 26688), (3336, 19744), (3702, 17792), (4448, 14808), (4936, 13344), (6672, 9872), (7404, 8896)]