72809968

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{523}}^1$

素因数の和:662

約数の個数: 80

約数和(自身を含む): 177774336

約数和(自身を除く): 104964368

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 113, 154, 176, 226, 308, 452, 523, 616, 791, 904, 1046, 1232, 1243, 1582, 1808, 2092, 2486, 3164, 3661, 4184, 4972, 5753, 6328, 7322, 8368, 8701, 9944, 11506, 12656, 14644, 17402, 19888, 23012, 29288, 34804, 40271, 46024, 58576, 59099, 69608, 80542, 92048, 118198, 139216, 161084, 236396, 322168, 413693, 472792, 644336, 650089, 827386, 945584, 1300178, 1654772, 2600356, 3309544, 4550623, 5200712, 6619088, 9101246, 10401424, 18202492, 36404984, 72809968]

約数ペア:

[(1, 72809968), (2, 36404984), (4, 18202492), (7, 10401424), (8, 9101246), (11, 6619088), (14, 5200712), (16, 4550623), (22, 3309544), (28, 2600356), (44, 1654772), (56, 1300178), (77, 945584), (88, 827386), (112, 650089), (113, 644336), (154, 472792), (176, 413693), (226, 322168), (308, 236396), (452, 161084), (523, 139216), (616, 118198), (791, 92048), (904, 80542), (1046, 69608), (1232, 59099), (1243, 58576), (1582, 46024), (1808, 40271), (2092, 34804), (2486, 29288), (3164, 23012), (3661, 19888), (4184, 17402), (4972, 14644), (5753, 12656), (6328, 11506), (7322, 9944), (8368, 8701)]