66471808

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{929}}^1$

素因数の和:999

約数の個数: 64

約数和(自身を含む): 146084400

約数和(自身を除く): 79612592

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 128, 172, 208, 344, 416, 559, 688, 832, 929, 1118, 1376, 1664, 1858, 2236, 2752, 3716, 4472, 5504, 7432, 8944, 12077, 14864, 17888, 24154, 29728, 35776, 39947, 48308, 59456, 71552, 79894, 96616, 118912, 159788, 193232, 319576, 386464, 519311, 639152, 772928, 1038622, 1278304, 1545856, 2077244, 2556608, 4154488, 5113216, 8308976, 16617952, 33235904, 66471808]

約数ペア:

[(1, 66471808), (2, 33235904), (4, 16617952), (8, 8308976), (13, 5113216), (16, 4154488), (26, 2556608), (32, 2077244), (43, 1545856), (52, 1278304), (64, 1038622), (86, 772928), (104, 639152), (128, 519311), (172, 386464), (208, 319576), (344, 193232), (416, 159788), (559, 118912), (688, 96616), (832, 79894), (929, 71552), (1118, 59456), (1376, 48308), (1664, 39947), (1858, 35776), (2236, 29728), (2752, 24154), (3716, 17888), (4472, 14864), (5504, 12077), (7432, 8944)]