159500210

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{1999}}^1$

素因数の和:2186

約数の個数: 32

約数和(自身を含む): 293760000

約数和(自身を除く): 134259790

約数列:

[1, 2, 5, 10, 79, 101, 158, 202, 395, 505, 790, 1010, 1999, 3998, 7979, 9995, 15958, 19990, 39895, 79790, 157921, 201899, 315842, 403798, 789605, 1009495, 1579210, 2018990, 15950021, 31900042, 79750105, 159500210]

約数ペア:

[(1, 159500210), (2, 79750105), (5, 31900042), (10, 15950021), (79, 2018990), (101, 1579210), (158, 1009495), (202, 789605), (395, 403798), (505, 315842), (790, 201899), (1010, 157921), (1999, 79790), (3998, 39895), (7979, 19990), (9995, 15958)]