80189284

素因数分解:

$2^2\times 7^3\times {\mathrm{211}}^1\times {\mathrm{277}}^1$

素因数の和:513

約数の個数: 48

約数和(自身を含む): 165020800

約数和(自身を除く): 84831516

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 211, 277, 343, 422, 554, 686, 844, 1108, 1372, 1477, 1939, 2954, 3878, 5908, 7756, 10339, 13573, 20678, 27146, 41356, 54292, 58447, 72373, 95011, 116894, 144746, 190022, 233788, 289492, 380044, 409129, 818258, 1636516, 2863903, 5727806, 11455612, 20047321, 40094642, 80189284]

約数ペア:

[(1, 80189284), (2, 40094642), (4, 20047321), (7, 11455612), (14, 5727806), (28, 2863903), (49, 1636516), (98, 818258), (196, 409129), (211, 380044), (277, 289492), (343, 233788), (422, 190022), (554, 144746), (686, 116894), (844, 95011), (1108, 72373), (1372, 58447), (1477, 54292), (1939, 41356), (2954, 27146), (3878, 20678), (5908, 13573), (7756, 10339)]