80704216

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{541}}^1\times {\mathrm{643}}^1$

素因数の和:1219

約数の個数: 32

約数和(自身を含む): 157071600

約数和(自身を除く): 76367384

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 541, 643, 1082, 1286, 2164, 2572, 4328, 5144, 15689, 18647, 31378, 37294, 62756, 74588, 125512, 149176, 347863, 695726, 1391452, 2782904, 10088027, 20176054, 40352108, 80704216]

約数ペア:

[(1, 80704216), (2, 40352108), (4, 20176054), (8, 10088027), (29, 2782904), (58, 1391452), (116, 695726), (232, 347863), (541, 149176), (643, 125512), (1082, 74588), (1286, 62756), (2164, 37294), (2572, 31378), (4328, 18647), (5144, 15689)]