81660128

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2053}}^1$

素因数の和:2187

約数の個数: 48

約数和(自身を含む): 177021936

約数和(自身を除く): 95361808

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 113, 176, 226, 352, 452, 904, 1243, 1808, 2053, 2486, 3616, 4106, 4972, 8212, 9944, 16424, 19888, 22583, 32848, 39776, 45166, 65696, 90332, 180664, 231989, 361328, 463978, 722656, 927956, 1855912, 2551879, 3711824, 5103758, 7423648, 10207516, 20415032, 40830064, 81660128]

約数ペア:

[(1, 81660128), (2, 40830064), (4, 20415032), (8, 10207516), (11, 7423648), (16, 5103758), (22, 3711824), (32, 2551879), (44, 1855912), (88, 927956), (113, 722656), (176, 463978), (226, 361328), (352, 231989), (452, 180664), (904, 90332), (1243, 65696), (1808, 45166), (2053, 39776), (2486, 32848), (3616, 22583), (4106, 19888), (4972, 16424), (8212, 9944)]