26080990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{457}}^1$

素因数の和:916

約数の個数: 32

約数和(自身を含む): 50783040

約数和(自身を除く): 24702050

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 439, 457, 878, 914, 2195, 2285, 4390, 4570, 5707, 5941, 11414, 11882, 28535, 29705, 57070, 59410, 200623, 401246, 1003115, 2006230, 2608099, 5216198, 13040495, 26080990]

約数ペア:

[(1, 26080990), (2, 13040495), (5, 5216198), (10, 2608099), (13, 2006230), (26, 1003115), (65, 401246), (130, 200623), (439, 59410), (457, 57070), (878, 29705), (914, 28535), (2195, 11882), (2285, 11414), (4390, 5941), (4570, 5707)]