71240390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{548003}}^1$

素因数の和:548023

約数の個数: 16

約数和(自身を含む): 138097008

約数和(自身を除く): 66856618

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 548003, 1096006, 2740015, 5480030, 7124039, 14248078, 35620195, 71240390]

約数ペア:

[(1, 71240390), (2, 35620195), (5, 14248078), (10, 7124039), (13, 5480030), (26, 2740015), (65, 1096006), (130, 548003)]