20565543025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{8563}}^1\times {\mathrm{5651}}^1$

素因数の和:14241

約数の個数: 24

約数和(自身を含む): 27009280224

約数和(自身を除く): 6443737199

約数列:

[1, 5, 17, 25, 85, 425, 5651, 8563, 28255, 42815, 96067, 141275, 145571, 214075, 480335, 727855, 2401675, 3639275, 48389513, 241947565, 822621721, 1209737825, 4113108605, 20565543025]

約数ペア:

[(1, 20565543025), (5, 4113108605), (17, 1209737825), (25, 822621721), (85, 241947565), (425, 48389513), (5651, 3639275), (8563, 2401675), (28255, 727855), (42815, 480335), (96067, 214075), (141275, 145571)]