201983408

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:370

約数の個数: 80

約数和(自身を含む): 440448000

約数和(自身を除く): 238464592

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 73, 79, 88, 146, 158, 176, 199, 292, 316, 398, 584, 632, 796, 803, 869, 1168, 1264, 1592, 1606, 1738, 2189, 3184, 3212, 3476, 4378, 5767, 6424, 6952, 8756, 11534, 12848, 13904, 14527, 15721, 17512, 23068, 29054, 31442, 35024, 46136, 58108, 62884, 63437, 92272, 116216, 125768, 126874, 159797, 172931, 232432, 251536, 253748, 319594, 345862, 507496, 639188, 691724, 1014992, 1147633, 1278376, 1383448, 2295266, 2556752, 2766896, 4590532, 9181064, 12623963, 18362128, 25247926, 50495852, 100991704, 201983408]

約数ペア:

[(1, 201983408), (2, 100991704), (4, 50495852), (8, 25247926), (11, 18362128), (16, 12623963), (22, 9181064), (44, 4590532), (73, 2766896), (79, 2556752), (88, 2295266), (146, 1383448), (158, 1278376), (176, 1147633), (199, 1014992), (292, 691724), (316, 639188), (398, 507496), (584, 345862), (632, 319594), (796, 253748), (803, 251536), (869, 232432), (1168, 172931), (1264, 159797), (1592, 126874), (1606, 125768), (1738, 116216), (2189, 92272), (3184, 63437), (3212, 62884), (3476, 58108), (4378, 46136), (5767, 35024), (6424, 31442), (6952, 29054), (8756, 23068), (11534, 17512), (12848, 15721), (13904, 14527)]