71335580

素因数分解:

$2^2\times 5^1\times {\mathrm{863}}^1\times {\mathrm{4133}}^1$

素因数の和:5005

約数の個数: 24

約数和(自身を含む): 150014592

約数和(自身を除く): 78679012

約数列:

[1, 2, 4, 5, 10, 20, 863, 1726, 3452, 4133, 4315, 8266, 8630, 16532, 17260, 20665, 41330, 82660, 3566779, 7133558, 14267116, 17833895, 35667790, 71335580]

約数ペア:

[(1, 71335580), (2, 35667790), (4, 17833895), (5, 14267116), (10, 7133558), (20, 3566779), (863, 82660), (1726, 41330), (3452, 20665), (4133, 17260), (4315, 16532), (8266, 8630)]