80725945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{8713}}^1$

素因数の和:8844

約数の個数: 16

約数和(自身を含む): 103522320

約数和(自身を除く): 22796375

約数列:

[1, 5, 17, 85, 109, 545, 1853, 8713, 9265, 43565, 148121, 740605, 949717, 4748585, 16145189, 80725945]

約数ペア:

[(1, 80725945), (5, 16145189), (17, 4748585), (85, 949717), (109, 740605), (545, 148121), (1853, 43565), (8713, 9265)]