199907576

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 420336000

約数和(自身を除く): 220428424

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 88, 118, 139, 236, 277, 278, 472, 554, 556, 649, 1108, 1112, 1298, 1529, 2216, 2596, 3047, 3058, 5192, 6094, 6116, 8201, 12188, 12232, 16343, 16402, 24376, 32686, 32804, 38503, 65372, 65608, 77006, 90211, 130744, 154012, 179773, 180422, 308024, 359546, 360844, 423533, 719092, 721688, 847066, 1438184, 1694132, 2271677, 3388264, 4543354, 9086708, 18173416, 24988447, 49976894, 99953788, 199907576]

約数ペア:

[(1, 199907576), (2, 99953788), (4, 49976894), (8, 24988447), (11, 18173416), (22, 9086708), (44, 4543354), (59, 3388264), (88, 2271677), (118, 1694132), (139, 1438184), (236, 847066), (277, 721688), (278, 719092), (472, 423533), (554, 360844), (556, 359546), (649, 308024), (1108, 180422), (1112, 179773), (1298, 154012), (1529, 130744), (2216, 90211), (2596, 77006), (3047, 65608), (3058, 65372), (5192, 38503), (6094, 32804), (6116, 32686), (8201, 24376), (12188, 16402), (12232, 16343)]