51982280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{185651}}^1$

素因数の和:185669

約数の個数: 32

約数和(自身を含む): 133669440

約数和(自身を除く): 81687160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 185651, 371302, 742604, 928255, 1299557, 1485208, 1856510, 2599114, 3713020, 5198228, 6497785, 7426040, 10396456, 12995570, 25991140, 51982280]

約数ペア:

[(1, 51982280), (2, 25991140), (4, 12995570), (5, 10396456), (7, 7426040), (8, 6497785), (10, 5198228), (14, 3713020), (20, 2599114), (28, 1856510), (35, 1485208), (40, 1299557), (56, 928255), (70, 742604), (140, 371302), (280, 185651)]