201990318485

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{4201}}^1\times {\mathrm{115859}}^1$

素因数の和:120148

約数の個数: 16

約数和(自身を含む): 245369234880

約数和(自身を除く): 43378916395

約数列:

[1, 5, 83, 415, 4201, 21005, 115859, 348683, 579295, 1743415, 9616297, 48081485, 486723659, 2433618295, 40398063697, 201990318485]

約数ペア:

[(1, 201990318485), (5, 40398063697), (83, 2433618295), (415, 486723659), (4201, 48081485), (21005, 9616297), (115859, 1743415), (348683, 579295)]