91081090

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{222149}}^1$

素因数の和:222197

約数の個数: 16

約数和(自身を含む): 167945400

約数和(自身を除く): 76864310

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 222149, 444298, 1110745, 2221490, 9108109, 18216218, 45540545, 91081090]

約数ペア:

[(1, 91081090), (2, 45540545), (5, 18216218), (10, 9108109), (41, 2221490), (82, 1110745), (205, 444298), (410, 222149)]