89708065

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{19913}}^1$

素因数の和:19988

約数の個数: 16

約数和(自身を含む): 116138448

約数和(自身を除く): 26430383

約数列:

[1, 5, 17, 53, 85, 265, 901, 4505, 19913, 99565, 338521, 1055389, 1692605, 5276945, 17941613, 89708065]

約数ペア:

[(1, 89708065), (5, 17941613), (17, 5276945), (53, 1692605), (85, 1055389), (265, 338521), (901, 99565), (4505, 19913)]