25728500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{7351}}^1$

素因数の和:7377

約数の個数: 48

約数和(自身を含む): 64227072

約数和(自身を除く): 38498572

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, 7351, 14702, 29404, 36755, 51457, 73510, 102914, 147020, 183775, 205828, 257285, 367550, 514570, 735100, 918875, 1029140, 1286425, 1837750, 2572850, 3675500, 5145700, 6432125, 12864250, 25728500]

約数ペア:

[(1, 25728500), (2, 12864250), (4, 6432125), (5, 5145700), (7, 3675500), (10, 2572850), (14, 1837750), (20, 1286425), (25, 1029140), (28, 918875), (35, 735100), (50, 514570), (70, 367550), (100, 257285), (125, 205828), (140, 183775), (175, 147020), (250, 102914), (350, 73510), (500, 51457), (700, 36755), (875, 29404), (1750, 14702), (3500, 7351)]