25780865

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{991}}^1$

素因数の和:1061

約数の個数: 24

約数和(自身を含む): 34831104

約数和(自身を除く): 9050239

約数列:

[1, 5, 11, 43, 55, 121, 215, 473, 605, 991, 2365, 4955, 5203, 10901, 26015, 42613, 54505, 119911, 213065, 468743, 599555, 2343715, 5156173, 25780865]

約数ペア:

[(1, 25780865), (5, 5156173), (11, 2343715), (43, 599555), (55, 468743), (121, 213065), (215, 119911), (473, 54505), (605, 42613), (991, 26015), (2365, 10901), (4955, 5203)]