80831884

素因数分解:

$2^2\times 7^1\times {\mathrm{1129}}^1\times {\mathrm{2557}}^1$

素因数の和:3697

約数の個数: 24

約数和(自身を含む): 161870240

約数和(自身を除く): 81038356

約数列:

[1, 2, 4, 7, 14, 28, 1129, 2258, 2557, 4516, 5114, 7903, 10228, 15806, 17899, 31612, 35798, 71596, 2886853, 5773706, 11547412, 20207971, 40415942, 80831884]

約数ペア:

[(1, 80831884), (2, 40415942), (4, 20207971), (7, 11547412), (14, 5773706), (28, 2886853), (1129, 71596), (2258, 35798), (2557, 31612), (4516, 17899), (5114, 15806), (7903, 10228)]