40168912

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:236

約数の個数: 80

約数和(自身を含む): 92886912

約数和(自身を除く): 52718000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 67, 101, 106, 112, 134, 202, 212, 268, 371, 404, 424, 469, 536, 707, 742, 808, 848, 938, 1072, 1414, 1484, 1616, 1876, 2828, 2968, 3551, 3752, 5353, 5656, 5936, 6767, 7102, 7504, 10706, 11312, 13534, 14204, 21412, 24857, 27068, 28408, 37471, 42824, 47369, 49714, 54136, 56816, 74942, 85648, 94738, 99428, 108272, 149884, 189476, 198856, 299768, 358651, 378952, 397712, 599536, 717302, 757904, 1434604, 2510557, 2869208, 5021114, 5738416, 10042228, 20084456, 40168912]

約数ペア:

[(1, 40168912), (2, 20084456), (4, 10042228), (7, 5738416), (8, 5021114), (14, 2869208), (16, 2510557), (28, 1434604), (53, 757904), (56, 717302), (67, 599536), (101, 397712), (106, 378952), (112, 358651), (134, 299768), (202, 198856), (212, 189476), (268, 149884), (371, 108272), (404, 99428), (424, 94738), (469, 85648), (536, 74942), (707, 56816), (742, 54136), (808, 49714), (848, 47369), (938, 42824), (1072, 37471), (1414, 28408), (1484, 27068), (1616, 24857), (1876, 21412), (2828, 14204), (2968, 13534), (3551, 11312), (3752, 10706), (5353, 7504), (5656, 7102), (5936, 6767)]