66540964

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 145938240

約数和(自身を除く): 79397276

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 58, 76, 116, 133, 203, 227, 266, 361, 406, 454, 532, 551, 722, 812, 908, 1102, 1444, 1589, 2204, 2527, 3178, 3857, 4313, 5054, 6356, 6583, 7714, 8626, 10108, 10469, 13166, 15428, 17252, 20938, 26332, 30191, 41876, 46081, 60382, 73283, 81947, 92162, 120764, 125077, 146566, 163894, 184324, 250154, 293132, 327788, 500308, 573629, 875539, 1147258, 1751078, 2294516, 2376463, 3502156, 4752926, 9505852, 16635241, 33270482, 66540964]

約数ペア:

[(1, 66540964), (2, 33270482), (4, 16635241), (7, 9505852), (14, 4752926), (19, 3502156), (28, 2376463), (29, 2294516), (38, 1751078), (58, 1147258), (76, 875539), (116, 573629), (133, 500308), (203, 327788), (227, 293132), (266, 250154), (361, 184324), (406, 163894), (454, 146566), (532, 125077), (551, 120764), (722, 92162), (812, 81947), (908, 73283), (1102, 60382), (1444, 46081), (1589, 41876), (2204, 30191), (2527, 26332), (3178, 20938), (3857, 17252), (4313, 15428), (5054, 13166), (6356, 10469), (6583, 10108), (7714, 8626)]