80890868

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{6947}}^1$

素因数の和:7063

約数の個数: 24

約数和(自身を含む): 147075264

約数和(自身を除く): 66184396

約数列:

[1, 2, 4, 41, 71, 82, 142, 164, 284, 2911, 5822, 6947, 11644, 13894, 27788, 284827, 493237, 569654, 986474, 1139308, 1972948, 20222717, 40445434, 80890868]

約数ペア:

[(1, 80890868), (2, 40445434), (4, 20222717), (41, 1972948), (71, 1139308), (82, 986474), (142, 569654), (164, 493237), (284, 284827), (2911, 27788), (5822, 13894), (6947, 11644)]