1281374800

素因数分解:

$2^4\times 5^2\times {\mathrm{113}}^1\times {\mathrm{28349}}^1$

素因数の和:28480

約数の個数: 60

約数和(自身を含む): 3105855900

約数和(自身を除く): 1824481100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 113, 200, 226, 400, 452, 565, 904, 1130, 1808, 2260, 2825, 4520, 5650, 9040, 11300, 22600, 28349, 45200, 56698, 113396, 141745, 226792, 283490, 453584, 566980, 708725, 1133960, 1417450, 2267920, 2834900, 3203437, 5669800, 6406874, 11339600, 12813748, 16017185, 25627496, 32034370, 51254992, 64068740, 80085925, 128137480, 160171850, 256274960, 320343700, 640687400, 1281374800]

約数ペア:

[(1, 1281374800), (2, 640687400), (4, 320343700), (5, 256274960), (8, 160171850), (10, 128137480), (16, 80085925), (20, 64068740), (25, 51254992), (40, 32034370), (50, 25627496), (80, 16017185), (100, 12813748), (113, 11339600), (200, 6406874), (226, 5669800), (400, 3203437), (452, 2834900), (565, 2267920), (904, 1417450), (1130, 1133960), (1808, 708725), (2260, 566980), (2825, 453584), (4520, 283490), (5650, 226792), (9040, 141745), (11300, 113396), (22600, 56698), (28349, 45200)]