202181968

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 422830080

約数和(自身を除く): 220648112

約数列:

[1, 2, 4, 8, 16, 29, 47, 58, 73, 94, 116, 127, 146, 188, 232, 254, 292, 376, 464, 508, 584, 752, 1016, 1168, 1363, 2032, 2117, 2726, 3431, 3683, 4234, 5452, 5969, 6862, 7366, 8468, 9271, 10904, 11938, 13724, 14732, 16936, 18542, 21808, 23876, 27448, 29464, 33872, 37084, 47752, 54896, 58928, 74168, 95504, 99499, 148336, 173101, 198998, 268859, 346202, 397996, 435737, 537718, 692404, 795992, 871474, 1075436, 1384808, 1591984, 1742948, 2150872, 2769616, 3485896, 4301744, 6971792, 12636373, 25272746, 50545492, 101090984, 202181968]

約数ペア:

[(1, 202181968), (2, 101090984), (4, 50545492), (8, 25272746), (16, 12636373), (29, 6971792), (47, 4301744), (58, 3485896), (73, 2769616), (94, 2150872), (116, 1742948), (127, 1591984), (146, 1384808), (188, 1075436), (232, 871474), (254, 795992), (292, 692404), (376, 537718), (464, 435737), (508, 397996), (584, 346202), (752, 268859), (1016, 198998), (1168, 173101), (1363, 148336), (2032, 99499), (2117, 95504), (2726, 74168), (3431, 58928), (3683, 54896), (4234, 47752), (5452, 37084), (5969, 33872), (6862, 29464), (7366, 27448), (8468, 23876), (9271, 21808), (10904, 18542), (11938, 16936), (13724, 14732)]