68320256

素因数分解:

$2^{10}\times {\mathrm{137}}^1\times {\mathrm{487}}^1$

素因数の和:644

約数の個数: 44

約数和(自身を含む): 137853168

約数和(自身を除く): 69532912

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 137, 256, 274, 487, 512, 548, 974, 1024, 1096, 1948, 2192, 3896, 4384, 7792, 8768, 15584, 17536, 31168, 35072, 62336, 66719, 70144, 124672, 133438, 140288, 249344, 266876, 498688, 533752, 1067504, 2135008, 4270016, 8540032, 17080064, 34160128, 68320256]

約数ペア:

[(1, 68320256), (2, 34160128), (4, 17080064), (8, 8540032), (16, 4270016), (32, 2135008), (64, 1067504), (128, 533752), (137, 498688), (256, 266876), (274, 249344), (487, 140288), (512, 133438), (548, 124672), (974, 70144), (1024, 66719), (1096, 62336), (1948, 35072), (2192, 31168), (3896, 17536), (4384, 15584), (7792, 8768)]