12806500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{3659}}^1$

素因数の和:3685

約数の個数: 48

約数和(自身を含む): 31973760

約数和(自身を除く): 19167260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 3500, 3659, 7318, 14636, 18295, 25613, 36590, 51226, 73180, 91475, 102452, 128065, 182950, 256130, 365900, 457375, 512260, 640325, 914750, 1280650, 1829500, 2561300, 3201625, 6403250, 12806500]

約数ペア:

[(1, 12806500), (2, 6403250), (4, 3201625), (5, 2561300), (7, 1829500), (10, 1280650), (14, 914750), (20, 640325), (25, 512260), (28, 457375), (35, 365900), (50, 256130), (70, 182950), (100, 128065), (125, 102452), (140, 91475), (175, 73180), (250, 51226), (350, 36590), (500, 25613), (700, 18295), (875, 14636), (1750, 7318), (3500, 3659)]