81168470656

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6968447}}^1$

素因数の和:6968481

約数の個数: 64

約数和(自身を含む): 199018874880

約数和(自身を除く): 117850404224

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 2912, 5824, 11648, 6968447, 13936894, 27873788, 48779129, 55747576, 90589811, 97558258, 111495152, 181179622, 195116516, 222990304, 362359244, 390233032, 445980608, 634128677, 724718488, 780466064, 891961216, 1268257354, 1449436976, 1560932128, 2536514708, 2898873952, 3121864256, 5073029416, 5797747904, 6243728512, 10146058832, 11595495808, 20292117664, 40584235328, 81168470656]

約数ペア:

[(1, 81168470656), (2, 40584235328), (4, 20292117664), (7, 11595495808), (8, 10146058832), (13, 6243728512), (14, 5797747904), (16, 5073029416), (26, 3121864256), (28, 2898873952), (32, 2536514708), (52, 1560932128), (56, 1449436976), (64, 1268257354), (91, 891961216), (104, 780466064), (112, 724718488), (128, 634128677), (182, 445980608), (208, 390233032), (224, 362359244), (364, 222990304), (416, 195116516), (448, 181179622), (728, 111495152), (832, 97558258), (896, 90589811), (1456, 55747576), (1664, 48779129), (2912, 27873788), (5824, 13936894), (11648, 6968447)]