68142008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 147121920

約数和(自身を除く): 78979912

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 131, 184, 253, 257, 262, 506, 514, 524, 1012, 1028, 1048, 1441, 2024, 2056, 2827, 2882, 3013, 5654, 5764, 5911, 6026, 11308, 11528, 11822, 12052, 22616, 23644, 24104, 33143, 33667, 47288, 65021, 66286, 67334, 130042, 132572, 134668, 260084, 265144, 269336, 370337, 520168, 740674, 774341, 1481348, 1548682, 2962696, 3097364, 6194728, 8517751, 17035502, 34071004, 68142008]

約数ペア:

[(1, 68142008), (2, 34071004), (4, 17035502), (8, 8517751), (11, 6194728), (22, 3097364), (23, 2962696), (44, 1548682), (46, 1481348), (88, 774341), (92, 740674), (131, 520168), (184, 370337), (253, 269336), (257, 265144), (262, 260084), (506, 134668), (514, 132572), (524, 130042), (1012, 67334), (1028, 66286), (1048, 65021), (1441, 47288), (2024, 33667), (2056, 33143), (2827, 24104), (2882, 23644), (3013, 22616), (5654, 12052), (5764, 11822), (5911, 11528), (6026, 11308)]