51910480

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4133}}^1$

素因数の和:4303

約数の個数: 40

約数和(自身を含む): 121489992

約数和(自身を除く): 69579512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2512, 3140, 4133, 6280, 8266, 12560, 16532, 20665, 33064, 41330, 66128, 82660, 165320, 330640, 648881, 1297762, 2595524, 3244405, 5191048, 6488810, 10382096, 12977620, 25955240, 51910480]

約数ペア:

[(1, 51910480), (2, 25955240), (4, 12977620), (5, 10382096), (8, 6488810), (10, 5191048), (16, 3244405), (20, 2595524), (40, 1297762), (80, 648881), (157, 330640), (314, 165320), (628, 82660), (785, 66128), (1256, 41330), (1570, 33064), (2512, 20665), (3140, 16532), (4133, 12560), (6280, 8266)]