68684848

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2237}}^1$

素因数の和:2365

約数の個数: 40

約数和(自身を含む): 141531120

約数和(自身を除く): 72846272

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 101, 152, 202, 304, 404, 808, 1616, 1919, 2237, 3838, 4474, 7676, 8948, 15352, 17896, 30704, 35792, 42503, 85006, 170012, 225937, 340024, 451874, 680048, 903748, 1807496, 3614992, 4292803, 8585606, 17171212, 34342424, 68684848]

約数ペア:

[(1, 68684848), (2, 34342424), (4, 17171212), (8, 8585606), (16, 4292803), (19, 3614992), (38, 1807496), (76, 903748), (101, 680048), (152, 451874), (202, 340024), (304, 225937), (404, 170012), (808, 85006), (1616, 42503), (1919, 35792), (2237, 30704), (3838, 17896), (4474, 15352), (7676, 8948)]