195991265450

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{44042981}}^1$

素因数の和:44043082

約数の個数: 24

約数和(自身を含む): 368639759340

約数和(自身を除く): 172648493890

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 44042981, 88085962, 220214905, 440429810, 1101074525, 2202149050, 3919825309, 7839650618, 19599126545, 39198253090, 97995632725, 195991265450]

約数ペア:

[(1, 195991265450), (2, 97995632725), (5, 39198253090), (10, 19599126545), (25, 7839650618), (50, 3919825309), (89, 2202149050), (178, 1101074525), (445, 440429810), (890, 220214905), (2225, 88085962), (4450, 44042981)]