80178722

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{18919}}^1$

素因数の和:19097

約数の個数: 16

約数和(自身を含む): 130320960

約数和(自身を除く): 50142238

約数列:

[1, 2, 13, 26, 163, 326, 2119, 4238, 18919, 37838, 245947, 491894, 3083797, 6167594, 40089361, 80178722]

約数ペア:

[(1, 80178722), (2, 40089361), (13, 6167594), (26, 3083797), (163, 491894), (326, 245947), (2119, 37838), (4238, 18919)]