257326144

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1451}}^1$

素因数の和:1643

約数の個数: 56

約数和(自身を含む): 544360608

約数和(自身を除く): 287034464

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 163, 272, 326, 544, 652, 1088, 1304, 1451, 2608, 2771, 2902, 5216, 5542, 5804, 10432, 11084, 11608, 22168, 23216, 24667, 44336, 46432, 49334, 88672, 92864, 98668, 177344, 197336, 236513, 394672, 473026, 789344, 946052, 1578688, 1892104, 3784208, 4020721, 7568416, 8041442, 15136832, 16082884, 32165768, 64331536, 128663072, 257326144]

約数ペア:

[(1, 257326144), (2, 128663072), (4, 64331536), (8, 32165768), (16, 16082884), (17, 15136832), (32, 8041442), (34, 7568416), (64, 4020721), (68, 3784208), (136, 1892104), (163, 1578688), (272, 946052), (326, 789344), (544, 473026), (652, 394672), (1088, 236513), (1304, 197336), (1451, 177344), (2608, 98668), (2771, 92864), (2902, 88672), (5216, 49334), (5542, 46432), (5804, 44336), (10432, 24667), (11084, 23216), (11608, 22168)]