668444608

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{2617}}^1$

素因数の和:2949

約数の個数: 56

約数和(自身を含む): 1433679632

約数和(自身を除く): 765235024

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 307, 416, 614, 832, 1228, 2456, 2617, 3991, 4912, 5234, 7982, 9824, 10468, 15964, 19648, 20936, 31928, 34021, 41872, 63856, 68042, 83744, 127712, 136084, 167488, 255424, 272168, 544336, 803419, 1088672, 1606838, 2177344, 3213676, 6427352, 10444447, 12854704, 20888894, 25709408, 41777788, 51418816, 83555576, 167111152, 334222304, 668444608]

約数ペア:

[(1, 668444608), (2, 334222304), (4, 167111152), (8, 83555576), (13, 51418816), (16, 41777788), (26, 25709408), (32, 20888894), (52, 12854704), (64, 10444447), (104, 6427352), (208, 3213676), (307, 2177344), (416, 1606838), (614, 1088672), (832, 803419), (1228, 544336), (2456, 272168), (2617, 255424), (3991, 167488), (4912, 136084), (5234, 127712), (7982, 83744), (9824, 68042), (10468, 63856), (15964, 41872), (19648, 34021), (20936, 31928)]