66880016

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{16139}}^1$

素因数の和:16191

約数の個数: 40

約数和(自身を含む): 152103360

約数和(自身を除く): 85223344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 518, 592, 1036, 2072, 4144, 16139, 32278, 64556, 112973, 129112, 225946, 258224, 451892, 597143, 903784, 1194286, 1807568, 2388572, 4180001, 4777144, 8360002, 9554288, 16720004, 33440008, 66880016]

約数ペア:

[(1, 66880016), (2, 33440008), (4, 16720004), (7, 9554288), (8, 8360002), (14, 4777144), (16, 4180001), (28, 2388572), (37, 1807568), (56, 1194286), (74, 903784), (112, 597143), (148, 451892), (259, 258224), (296, 225946), (518, 129112), (592, 112973), (1036, 64556), (2072, 32278), (4144, 16139)]