22690025

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{21107}}^1$

素因数の和:21160

約数の個数: 12

約数和(自身を含む): 28791312

約数和(自身を除く): 6101287

約数列:

[1, 5, 25, 43, 215, 1075, 21107, 105535, 527675, 907601, 4538005, 22690025]

約数ペア:

[(1, 22690025), (5, 4538005), (25, 907601), (43, 527675), (215, 105535), (1075, 21107)]