71335888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1777}}^1$

素因数の和:1991

約数の個数: 40

約数和(自身を含む): 149700488

約数和(自身を除く): 78364600

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 193, 208, 386, 772, 1544, 1777, 2509, 3088, 3554, 5018, 7108, 10036, 14216, 20072, 23101, 28432, 40144, 46202, 92404, 184808, 342961, 369616, 685922, 1371844, 2743688, 4458493, 5487376, 8916986, 17833972, 35667944, 71335888]

約数ペア:

[(1, 71335888), (2, 35667944), (4, 17833972), (8, 8916986), (13, 5487376), (16, 4458493), (26, 2743688), (52, 1371844), (104, 685922), (193, 369616), (208, 342961), (386, 184808), (772, 92404), (1544, 46202), (1777, 40144), (2509, 28432), (3088, 23101), (3554, 20072), (5018, 14216), (7108, 10036)]