200550125

素因数分解:

$5^3\times {\mathrm{401}}^1\times {\mathrm{4001}}^1$

素因数の和:4417

約数の個数: 16

約数和(自身を含む): 250973424

約数和(自身を除く): 50423299

約数列:

[1, 5, 25, 125, 401, 2005, 4001, 10025, 20005, 50125, 100025, 500125, 1604401, 8022005, 40110025, 200550125]

約数ペア:

[(1, 200550125), (5, 40110025), (25, 8022005), (125, 1604401), (401, 500125), (2005, 100025), (4001, 50125), (10025, 20005)]