80206765

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 107136000

約数和(自身を除く): 26929235

約数列:

[1, 5, 17, 31, 61, 85, 155, 305, 499, 527, 1037, 1891, 2495, 2635, 5185, 8483, 9455, 15469, 30439, 32147, 42415, 77345, 152195, 160735, 262973, 517463, 943609, 1314865, 2587315, 4718045, 16041353, 80206765]

約数ペア:

[(1, 80206765), (5, 16041353), (17, 4718045), (31, 2587315), (61, 1314865), (85, 943609), (155, 517463), (305, 262973), (499, 160735), (527, 152195), (1037, 77345), (1891, 42415), (2495, 32147), (2635, 30439), (5185, 15469), (8483, 9455)]