87718780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{8291}}^1$

素因数の和:8346

約数の個数: 36

約数和(自身を含む): 192589992

約数和(自身を除く): 104871212

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 2116, 2645, 5290, 8291, 10580, 16582, 33164, 41455, 82910, 165820, 190693, 381386, 762772, 953465, 1906930, 3813860, 4385939, 8771878, 17543756, 21929695, 43859390, 87718780]

約数ペア:

[(1, 87718780), (2, 43859390), (4, 21929695), (5, 17543756), (10, 8771878), (20, 4385939), (23, 3813860), (46, 1906930), (92, 953465), (115, 762772), (230, 381386), (460, 190693), (529, 165820), (1058, 82910), (2116, 41455), (2645, 33164), (5290, 16582), (8291, 10580)]