25238015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 35085312

約数和(自身を除く): 9847297

約数列:

[1, 5, 11, 23, 55, 71, 115, 253, 281, 355, 781, 1265, 1405, 1633, 3091, 3905, 6463, 8165, 15455, 17963, 19951, 32315, 71093, 89815, 99755, 219461, 355465, 458873, 1097305, 2294365, 5047603, 25238015]

約数ペア:

[(1, 25238015), (5, 5047603), (11, 2294365), (23, 1097305), (55, 458873), (71, 355465), (115, 219461), (253, 99755), (281, 89815), (355, 71093), (781, 32315), (1265, 19951), (1405, 17963), (1633, 15455), (3091, 8165), (3905, 6463)]