156925381540

素因数分解:

$2^2\times 5^1\times {\mathrm{4001}}^1\times {\mathrm{1961077}}^1$

素因数の和:1965087

約数の個数: 24

約数和(自身を含む): 329625834552

約数和(自身を除く): 172700453012

約数列:

[1, 2, 4, 5, 10, 20, 4001, 8002, 16004, 20005, 40010, 80020, 1961077, 3922154, 7844308, 9805385, 19610770, 39221540, 7846269077, 15692538154, 31385076308, 39231345385, 78462690770, 156925381540]

約数ペア:

[(1, 156925381540), (2, 78462690770), (4, 39231345385), (5, 31385076308), (10, 15692538154), (20, 7846269077), (4001, 39221540), (8002, 19610770), (16004, 9805385), (20005, 7844308), (40010, 3922154), (80020, 1961077)]