25955240

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4133}}^1$

素因数の和:4301

約数の個数: 32

約数和(自身を含む): 58785480

約数和(自身を除く): 32830240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 4133, 6280, 8266, 16532, 20665, 33064, 41330, 82660, 165320, 648881, 1297762, 2595524, 3244405, 5191048, 6488810, 12977620, 25955240]

約数ペア:

[(1, 25955240), (2, 12977620), (4, 6488810), (5, 5191048), (8, 3244405), (10, 2595524), (20, 1297762), (40, 648881), (157, 165320), (314, 82660), (628, 41330), (785, 33064), (1256, 20665), (1570, 16532), (3140, 8266), (4133, 6280)]