80105954608

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{7810643}}^1$

素因数の和:7811292

約数の個数: 20

約数和(自身を含む): 155447436888

約数和(自身を除く): 75341482280

約数列:

[1, 2, 4, 8, 16, 641, 1282, 2564, 5128, 10256, 7810643, 15621286, 31242572, 62485144, 124970288, 5006622163, 10013244326, 20026488652, 40052977304, 80105954608]

約数ペア:

[(1, 80105954608), (2, 40052977304), (4, 20026488652), (8, 10013244326), (16, 5006622163), (641, 124970288), (1282, 62485144), (2564, 31242572), (5128, 15621286), (10256, 7810643)]