80194828

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^2\times {\mathrm{1549}}^1$

素因数の和:1646

約数の個数: 36

約数和(自身を含む): 164312400

約数和(自身を除く): 84117572

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 1549, 1849, 3098, 3698, 6196, 7396, 10843, 12943, 21686, 25886, 43372, 51772, 66607, 133214, 266428, 466249, 932498, 1864996, 2864101, 5728202, 11456404, 20048707, 40097414, 80194828]

約数ペア:

[(1, 80194828), (2, 40097414), (4, 20048707), (7, 11456404), (14, 5728202), (28, 2864101), (43, 1864996), (86, 932498), (172, 466249), (301, 266428), (602, 133214), (1204, 66607), (1549, 51772), (1849, 43372), (3098, 25886), (3698, 21686), (6196, 12943), (7396, 10843)]