68168848

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{947}}^1$

素因数の和:1375

約数の個数: 40

約数和(自身を含む): 144588960

約数和(自身を除く): 76420112

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 409, 818, 947, 1636, 1894, 3272, 3788, 4499, 6544, 7576, 8998, 10417, 15152, 17996, 20834, 35992, 41668, 71984, 83336, 166672, 387323, 774646, 1549292, 3098584, 4260553, 6197168, 8521106, 17042212, 34084424, 68168848]

約数ペア:

[(1, 68168848), (2, 34084424), (4, 17042212), (8, 8521106), (11, 6197168), (16, 4260553), (22, 3098584), (44, 1549292), (88, 774646), (176, 387323), (409, 166672), (818, 83336), (947, 71984), (1636, 41668), (1894, 35992), (3272, 20834), (3788, 17996), (4499, 15152), (6544, 10417), (7576, 8998)]