80931812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{3119}}^1$

素因数の和:3635

約数の個数: 24

約数和(自身を含む): 152880000

約数和(自身を除く): 71948188

約数列:

[1, 2, 4, 13, 26, 52, 499, 998, 1996, 3119, 6238, 6487, 12476, 12974, 25948, 40547, 81094, 162188, 1556381, 3112762, 6225524, 20232953, 40465906, 80931812]

約数ペア:

[(1, 80931812), (2, 40465906), (4, 20232953), (13, 6225524), (26, 3112762), (52, 1556381), (499, 162188), (998, 81094), (1996, 40547), (3119, 25948), (6238, 12974), (6487, 12476)]