19985100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{66617}}^1$

素因数の和:66634

約数の個数: 36

約数和(自身を含む): 57824424

約数和(自身を除く): 37839324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 66617, 133234, 199851, 266468, 333085, 399702, 666170, 799404, 999255, 1332340, 1665425, 1998510, 3330850, 3997020, 4996275, 6661700, 9992550, 19985100]

約数ペア:

[(1, 19985100), (2, 9992550), (3, 6661700), (4, 4996275), (5, 3997020), (6, 3330850), (10, 1998510), (12, 1665425), (15, 1332340), (20, 999255), (25, 799404), (30, 666170), (50, 399702), (60, 333085), (75, 266468), (100, 199851), (150, 133234), (300, 66617)]