78090700

素因数分解:

$2^2\times 5^2\times {\mathrm{269}}^1\times {\mathrm{2903}}^1$

素因数の和:3186

約数の個数: 36

約数和(自身を含む): 170145360

約数和(自身を除く): 92054660

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 269, 538, 1076, 1345, 2690, 2903, 5380, 5806, 6725, 11612, 13450, 14515, 26900, 29030, 58060, 72575, 145150, 290300, 780907, 1561814, 3123628, 3904535, 7809070, 15618140, 19522675, 39045350, 78090700]

約数ペア:

[(1, 78090700), (2, 39045350), (4, 19522675), (5, 15618140), (10, 7809070), (20, 3904535), (25, 3123628), (50, 1561814), (100, 780907), (269, 290300), (538, 145150), (1076, 72575), (1345, 58060), (2690, 29030), (2903, 26900), (5380, 14515), (5806, 13450), (6725, 11612)]