25742480

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2131}}^1$

素因数の和:2295

約数の個数: 40

約数和(自身を含む): 60275904

約数和(自身を除く): 34533424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 2131, 2416, 3020, 4262, 6040, 8524, 10655, 12080, 17048, 21310, 34096, 42620, 85240, 170480, 321781, 643562, 1287124, 1608905, 2574248, 3217810, 5148496, 6435620, 12871240, 25742480]

約数ペア:

[(1, 25742480), (2, 12871240), (4, 6435620), (5, 5148496), (8, 3217810), (10, 2574248), (16, 1608905), (20, 1287124), (40, 643562), (80, 321781), (151, 170480), (302, 85240), (604, 42620), (755, 34096), (1208, 21310), (1510, 17048), (2131, 12080), (2416, 10655), (3020, 8524), (4262, 6040)]