40812080

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5051}}^1$

素因数の和:5165

約数の個数: 40

約数和(自身を含む): 95846544

約数和(自身を除く): 55034464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 5051, 8080, 10102, 20204, 25255, 40408, 50510, 80816, 101020, 202040, 404080, 510151, 1020302, 2040604, 2550755, 4081208, 5101510, 8162416, 10203020, 20406040, 40812080]

約数ペア:

[(1, 40812080), (2, 20406040), (4, 10203020), (5, 8162416), (8, 5101510), (10, 4081208), (16, 2550755), (20, 2040604), (40, 1020302), (80, 510151), (101, 404080), (202, 202040), (404, 101020), (505, 80816), (808, 50510), (1010, 40408), (1616, 25255), (2020, 20204), (4040, 10102), (5051, 8080)]