90071015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{8089}}^1$

素因数の和:8242

約数の個数: 16

約数和(自身を含む): 115331040

約数和(自身を除く): 25260025

約数列:

[1, 5, 17, 85, 131, 655, 2227, 8089, 11135, 40445, 137513, 687565, 1059659, 5298295, 18014203, 90071015]

約数ペア:

[(1, 90071015), (5, 18014203), (17, 5298295), (85, 1059659), (131, 687565), (655, 137513), (2227, 40445), (8089, 11135)]