80871100

素因数分解:

$2^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{5903}}^1$

素因数の和:6054

約数の個数: 36

約数和(自身を含む): 176801184

約数和(自身を除く): 95930084

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 137, 274, 548, 685, 1370, 2740, 3425, 5903, 6850, 11806, 13700, 23612, 29515, 59030, 118060, 147575, 295150, 590300, 808711, 1617422, 3234844, 4043555, 8087110, 16174220, 20217775, 40435550, 80871100]

約数ペア:

[(1, 80871100), (2, 40435550), (4, 20217775), (5, 16174220), (10, 8087110), (20, 4043555), (25, 3234844), (50, 1617422), (100, 808711), (137, 590300), (274, 295150), (548, 147575), (685, 118060), (1370, 59030), (2740, 29515), (3425, 23612), (5903, 13700), (6850, 11806)]