2005172065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{3271}}^1\times {\mathrm{9431}}^1$

素因数の和:12720

約数の個数: 16

約数和(自身を含む): 2592366336

約数和(自身を除く): 587194271

約数列:

[1, 5, 13, 65, 3271, 9431, 16355, 42523, 47155, 122603, 212615, 613015, 30848801, 154244005, 401034413, 2005172065]

約数ペア:

[(1, 2005172065), (5, 401034413), (13, 154244005), (65, 30848801), (3271, 613015), (9431, 212615), (16355, 122603), (42523, 47155)]