201377500

素因数分解:

$2^2\times 5^4\times {\mathrm{109}}^1\times {\mathrm{739}}^1$

素因数の和:872

約数の個数: 60

約数和(自身を含む): 445013800

約数和(自身を除く): 243636300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 125, 218, 250, 436, 500, 545, 625, 739, 1090, 1250, 1478, 2180, 2500, 2725, 2956, 3695, 5450, 7390, 10900, 13625, 14780, 18475, 27250, 36950, 54500, 68125, 73900, 80551, 92375, 136250, 161102, 184750, 272500, 322204, 369500, 402755, 461875, 805510, 923750, 1611020, 1847500, 2013775, 4027550, 8055100, 10068875, 20137750, 40275500, 50344375, 100688750, 201377500]

約数ペア:

[(1, 201377500), (2, 100688750), (4, 50344375), (5, 40275500), (10, 20137750), (20, 10068875), (25, 8055100), (50, 4027550), (100, 2013775), (109, 1847500), (125, 1611020), (218, 923750), (250, 805510), (436, 461875), (500, 402755), (545, 369500), (625, 322204), (739, 272500), (1090, 184750), (1250, 161102), (1478, 136250), (2180, 92375), (2500, 80551), (2725, 73900), (2956, 68125), (3695, 54500), (5450, 36950), (7390, 27250), (10900, 18475), (13625, 14780)]