80612656

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{19157}}^1$

素因数の和:19428

約数の個数: 20

約数和(自身を含む): 156789072

約数和(自身を除く): 76176416

約数列:

[1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208, 19157, 38314, 76628, 153256, 306512, 5038291, 10076582, 20153164, 40306328, 80612656]

約数ペア:

[(1, 80612656), (2, 40306328), (4, 20153164), (8, 10076582), (16, 5038291), (263, 306512), (526, 153256), (1052, 76628), (2104, 38314), (4208, 19157)]