66719800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{47657}}^1$

素因数の和:47680

約数の個数: 48

約数和(自身を含む): 177287760

約数和(自身を除く): 110567960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 47657, 95314, 190628, 238285, 333599, 381256, 476570, 667198, 953140, 1191425, 1334396, 1667995, 1906280, 2382850, 2668792, 3335990, 4765700, 6671980, 8339975, 9531400, 13343960, 16679950, 33359900, 66719800]

約数ペア:

[(1, 66719800), (2, 33359900), (4, 16679950), (5, 13343960), (7, 9531400), (8, 8339975), (10, 6671980), (14, 4765700), (20, 3335990), (25, 2668792), (28, 2382850), (35, 1906280), (40, 1667995), (50, 1334396), (56, 1191425), (70, 953140), (100, 667198), (140, 476570), (175, 381256), (200, 333599), (280, 238285), (350, 190628), (700, 95314), (1400, 47657)]