209845201105

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{9029}}^1\times {\mathrm{56003}}^1$

素因数の和:65120

約数の個数: 16

約数和(自身を含む): 254880924480

約数和(自身を除く): 45035723375

約数列:

[1, 5, 83, 415, 9029, 45145, 56003, 280015, 749407, 3747035, 4648249, 23241245, 505651087, 2528255435, 41969040221, 209845201105]

約数ペア:

[(1, 209845201105), (5, 41969040221), (83, 2528255435), (415, 505651087), (9029, 23241245), (45145, 4648249), (56003, 3747035), (280015, 749407)]