51638510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{337}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 116812800

約数和(自身を除く): 65174290

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 199, 337, 385, 398, 674, 770, 995, 1393, 1685, 1990, 2189, 2359, 2786, 3370, 3707, 4378, 4718, 6965, 7414, 10945, 11795, 13930, 15323, 18535, 21890, 23590, 25949, 30646, 37070, 51898, 67063, 76615, 129745, 134126, 153230, 259490, 335315, 469441, 670630, 737693, 938882, 1475386, 2347205, 3688465, 4694410, 5163851, 7376930, 10327702, 25819255, 51638510]

約数ペア:

[(1, 51638510), (2, 25819255), (5, 10327702), (7, 7376930), (10, 5163851), (11, 4694410), (14, 3688465), (22, 2347205), (35, 1475386), (55, 938882), (70, 737693), (77, 670630), (110, 469441), (154, 335315), (199, 259490), (337, 153230), (385, 134126), (398, 129745), (674, 76615), (770, 67063), (995, 51898), (1393, 37070), (1685, 30646), (1990, 25949), (2189, 23590), (2359, 21890), (2786, 18535), (3370, 15323), (3707, 13930), (4378, 11795), (4718, 10945), (6965, 7414)]