51684065

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{571}}^1$

素因数の和:1040

約数の個数: 16

約数和(自身を含む): 63725376

約数和(自身を除く): 12041311

約数列:

[1, 5, 43, 215, 421, 571, 2105, 2855, 18103, 24553, 90515, 122765, 240391, 1201955, 10336813, 51684065]

約数ペア:

[(1, 51684065), (5, 10336813), (43, 1201955), (215, 240391), (421, 122765), (571, 90515), (2105, 24553), (2855, 18103)]