201689780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{8087}}^1$

素因数の和:8168

約数の個数: 48

約数和(自身を含む): 448398720

約数和(自身を除く): 246708940

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 86, 116, 145, 172, 215, 290, 430, 580, 860, 1247, 2494, 4988, 6235, 8087, 12470, 16174, 24940, 32348, 40435, 80870, 161740, 234523, 347741, 469046, 695482, 938092, 1172615, 1390964, 1738705, 2345230, 3477410, 4690460, 6954820, 10084489, 20168978, 40337956, 50422445, 100844890, 201689780]

約数ペア:

[(1, 201689780), (2, 100844890), (4, 50422445), (5, 40337956), (10, 20168978), (20, 10084489), (29, 6954820), (43, 4690460), (58, 3477410), (86, 2345230), (116, 1738705), (145, 1390964), (172, 1172615), (215, 938092), (290, 695482), (430, 469046), (580, 347741), (860, 234523), (1247, 161740), (2494, 80870), (4988, 40435), (6235, 32348), (8087, 24940), (12470, 16174)]