81610004

素因数分解:

$2^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{16103}}^1$

素因数の和:16295

約数の個数: 24

約数和(自身を含む): 164131968

約数和(自身を除く): 82521964

約数列:

[1, 2, 4, 7, 14, 28, 181, 362, 724, 1267, 2534, 5068, 16103, 32206, 64412, 112721, 225442, 450884, 2914643, 5829286, 11658572, 20402501, 40805002, 81610004]

約数ペア:

[(1, 81610004), (2, 40805002), (4, 20402501), (7, 11658572), (14, 5829286), (28, 2914643), (181, 450884), (362, 225442), (724, 112721), (1267, 64412), (2534, 32206), (5068, 16103)]