85324180

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{20219}}^1$

素因数の和:20439

約数の個数: 24

約数和(自身を含む): 180038880

約数和(自身を除く): 94714700

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 20219, 40438, 80876, 101095, 202190, 404380, 4266209, 8532418, 17064836, 21331045, 42662090, 85324180]

約数ペア:

[(1, 85324180), (2, 42662090), (4, 21331045), (5, 17064836), (10, 8532418), (20, 4266209), (211, 404380), (422, 202190), (844, 101095), (1055, 80876), (2110, 40438), (4220, 20219)]