80317808

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{116741}}^1$

素因数の和:116792

約数の個数: 20

約数和(自身を含む): 159236088

約数和(自身を除く): 78918280

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 116741, 233482, 466964, 933928, 1867856, 5019863, 10039726, 20079452, 40158904, 80317808]

約数ペア:

[(1, 80317808), (2, 40158904), (4, 20079452), (8, 10039726), (16, 5019863), (43, 1867856), (86, 933928), (172, 466964), (344, 233482), (688, 116741)]