128195555

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{32089}}^1$

素因数の和:32158

約数の個数: 16

約数和(自身を含む): 166354560

約数和(自身を除く): 38159005

約数列:

[1, 5, 17, 47, 85, 235, 799, 3995, 32089, 160445, 545513, 1508183, 2727565, 7540915, 25639111, 128195555]

約数ペア:

[(1, 128195555), (5, 25639111), (17, 7540915), (47, 2727565), (85, 1508183), (235, 545513), (799, 160445), (3995, 32089)]