80390065

素因数分解:

$5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{27673}}^1$

素因数の和:27768

約数の個数: 16

約数和(自身を含む): 111581568

約数和(自身を除く): 31191503

約数列:

[1, 5, 7, 35, 83, 415, 581, 2905, 27673, 138365, 193711, 968555, 2296859, 11484295, 16078013, 80390065]

約数ペア:

[(1, 80390065), (5, 16078013), (7, 11484295), (35, 2296859), (83, 968555), (415, 193711), (581, 138365), (2905, 27673)]