81050656

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1223}}^1$

素因数の和:1361

約数の個数: 48

約数和(自身を含む): 169646400

約数和(自身を除く): 88595744

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 109, 152, 218, 304, 436, 608, 872, 1223, 1744, 2071, 2446, 3488, 4142, 4892, 8284, 9784, 16568, 19568, 23237, 33136, 39136, 46474, 66272, 92948, 133307, 185896, 266614, 371792, 533228, 743584, 1066456, 2132912, 2532833, 4265824, 5065666, 10131332, 20262664, 40525328, 81050656]

約数ペア:

[(1, 81050656), (2, 40525328), (4, 20262664), (8, 10131332), (16, 5065666), (19, 4265824), (32, 2532833), (38, 2132912), (76, 1066456), (109, 743584), (152, 533228), (218, 371792), (304, 266614), (436, 185896), (608, 133307), (872, 92948), (1223, 66272), (1744, 46474), (2071, 39136), (2446, 33136), (3488, 23237), (4142, 19568), (4892, 16568), (8284, 9784)]