81125530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{477209}}^1$

素因数の和:477233

約数の個数: 16

約数和(自身を含む): 154616040

約数和(自身を除く): 73490510

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 477209, 954418, 2386045, 4772090, 8112553, 16225106, 40562765, 81125530]

約数ペア:

[(1, 81125530), (2, 40562765), (5, 16225106), (10, 8112553), (17, 4772090), (34, 2386045), (85, 954418), (170, 477209)]