81536864

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2143}}^1$

素因数の和:2223

約数の個数: 48

約数和(自身を含む): 170190720

約数和(自身を除く): 88653856

約数列:

[1, 2, 4, 8, 16, 29, 32, 41, 58, 82, 116, 164, 232, 328, 464, 656, 928, 1189, 1312, 2143, 2378, 4286, 4756, 8572, 9512, 17144, 19024, 34288, 38048, 62147, 68576, 87863, 124294, 175726, 248588, 351452, 497176, 702904, 994352, 1405808, 1988704, 2548027, 2811616, 5096054, 10192108, 20384216, 40768432, 81536864]

約数ペア:

[(1, 81536864), (2, 40768432), (4, 20384216), (8, 10192108), (16, 5096054), (29, 2811616), (32, 2548027), (41, 1988704), (58, 1405808), (82, 994352), (116, 702904), (164, 497176), (232, 351452), (328, 248588), (464, 175726), (656, 124294), (928, 87863), (1189, 68576), (1312, 62147), (2143, 38048), (2378, 34288), (4286, 19024), (4756, 17144), (8572, 9512)]