80780605

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1\times {\mathrm{727}}^1$

素因数の和:1116

約数の個数: 16

約数和(自身を含む): 98751744

約数和(自身を除く): 17971139

約数列:

[1, 5, 71, 313, 355, 727, 1565, 3635, 22223, 51617, 111115, 227551, 258085, 1137755, 16156121, 80780605]

約数ペア:

[(1, 80780605), (5, 16156121), (71, 1137755), (313, 258085), (355, 227551), (727, 111115), (1565, 51617), (3635, 22223)]