179579990

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{85109}}^1$

素因数の和:85327

約数の個数: 16

約数和(自身を含む): 324779760

約数和(自身を除く): 145199770

約数列:

[1, 2, 5, 10, 211, 422, 1055, 2110, 85109, 170218, 425545, 851090, 17957999, 35915998, 89789995, 179579990]

約数ペア:

[(1, 179579990), (2, 89789995), (5, 35915998), (10, 17957999), (211, 851090), (422, 425545), (1055, 170218), (2110, 85109)]