80854588

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{443}}^2$

素因数の和:993

約数の個数: 18

約数和(自身を含む): 143192504

約数和(自身を除く): 62337916

約数列:

[1, 2, 4, 103, 206, 412, 443, 886, 1772, 45629, 91258, 182516, 196249, 392498, 784996, 20213647, 40427294, 80854588]

約数ペア:

[(1, 80854588), (2, 40427294), (4, 20213647), (103, 784996), (206, 392498), (412, 196249), (443, 182516), (886, 91258), (1772, 45629)]