20067025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1697}}^1$

素因数の和:1761

約数の個数: 24

約数和(自身を含む): 27792864

約数和(自身を除く): 7725839

約数列:

[1, 5, 11, 25, 43, 55, 215, 275, 473, 1075, 1697, 2365, 8485, 11825, 18667, 42425, 72971, 93335, 364855, 466675, 802681, 1824275, 4013405, 20067025]

約数ペア:

[(1, 20067025), (5, 4013405), (11, 1824275), (25, 802681), (43, 466675), (55, 364855), (215, 93335), (275, 72971), (473, 42425), (1075, 18667), (1697, 11825), (2365, 8485)]