82040180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{100049}}^1$

素因数の和:100099

約数の個数: 24

約数和(自身を含む): 176488200

約数和(自身を除く): 94448020

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 100049, 200098, 400196, 500245, 1000490, 2000980, 4102009, 8204018, 16408036, 20510045, 41020090, 82040180]

約数ペア:

[(1, 82040180), (2, 41020090), (4, 20510045), (5, 16408036), (10, 8204018), (20, 4102009), (41, 2000980), (82, 1000490), (164, 500245), (205, 400196), (410, 200098), (820, 100049)]