81546688

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{311}}^1$

素因数の和:581

約数の個数: 56

約数和(自身を含む): 172602144

約数和(自身を除く): 91055456

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 241, 272, 311, 482, 544, 622, 964, 1088, 1244, 1928, 2488, 3856, 4097, 4976, 5287, 7712, 8194, 9952, 10574, 15424, 16388, 19904, 21148, 32776, 42296, 65552, 74951, 84592, 131104, 149902, 169184, 262208, 299804, 338368, 599608, 1199216, 1274167, 2398432, 2548334, 4796864, 5096668, 10193336, 20386672, 40773344, 81546688]

約数ペア:

[(1, 81546688), (2, 40773344), (4, 20386672), (8, 10193336), (16, 5096668), (17, 4796864), (32, 2548334), (34, 2398432), (64, 1274167), (68, 1199216), (136, 599608), (241, 338368), (272, 299804), (311, 262208), (482, 169184), (544, 149902), (622, 131104), (964, 84592), (1088, 74951), (1244, 65552), (1928, 42296), (2488, 32776), (3856, 21148), (4097, 19904), (4976, 16388), (5287, 15424), (7712, 10574), (8194, 9952)]