1277752912

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{1021}}^1$

素因数の和:1196

約数の個数: 80

約数和(自身を含む): 2709951552

約数和(自身を除く): 1432198640

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 107, 136, 172, 214, 272, 344, 428, 688, 731, 856, 1021, 1462, 1712, 1819, 2042, 2924, 3638, 4084, 4601, 5848, 7276, 8168, 9202, 11696, 14552, 16336, 17357, 18404, 29104, 34714, 36808, 43903, 69428, 73616, 78217, 87806, 109247, 138856, 156434, 175612, 218494, 277712, 312868, 351224, 436988, 625736, 702448, 746351, 873976, 1251472, 1492702, 1747952, 1857199, 2985404, 3714398, 4697621, 5970808, 7428796, 9395242, 11941616, 14857592, 18790484, 29715184, 37580968, 75161936, 79859557, 159719114, 319438228, 638876456, 1277752912]

約数ペア:

[(1, 1277752912), (2, 638876456), (4, 319438228), (8, 159719114), (16, 79859557), (17, 75161936), (34, 37580968), (43, 29715184), (68, 18790484), (86, 14857592), (107, 11941616), (136, 9395242), (172, 7428796), (214, 5970808), (272, 4697621), (344, 3714398), (428, 2985404), (688, 1857199), (731, 1747952), (856, 1492702), (1021, 1251472), (1462, 873976), (1712, 746351), (1819, 702448), (2042, 625736), (2924, 436988), (3638, 351224), (4084, 312868), (4601, 277712), (5848, 218494), (7276, 175612), (8168, 156434), (9202, 138856), (11696, 109247), (14552, 87806), (16336, 78217), (17357, 73616), (18404, 69428), (29104, 43903), (34714, 36808)]