25990825

素因数分解:

$5^2\times 7^4\times {\mathrm{433}}^1$

素因数の和:471

約数の個数: 30

約数和(自身を含む): 37684654

約数和(自身を除く): 11693829

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 343, 433, 1225, 1715, 2165, 2401, 3031, 8575, 10825, 12005, 15155, 21217, 60025, 75775, 106085, 148519, 530425, 742595, 1039633, 3712975, 5198165, 25990825]

約数ペア:

[(1, 25990825), (5, 5198165), (7, 3712975), (25, 1039633), (35, 742595), (49, 530425), (175, 148519), (245, 106085), (343, 75775), (433, 60025), (1225, 21217), (1715, 15155), (2165, 12005), (2401, 10825), (3031, 8575)]