278528076290

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3881}}^1\times {\mathrm{51631}}^1$

素因数の和:55658

約数の個数: 32

約数和(自身を含む): 505097268480

約数和(自身を除く): 226569192190

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 3881, 7762, 19405, 38810, 51631, 103262, 258155, 516310, 539459, 1078918, 2697295, 5394590, 7176709, 14353418, 35883545, 71767090, 200379911, 400759822, 1001899555, 2003799110, 27852807629, 55705615258, 139264038145, 278528076290]

約数ペア:

[(1, 278528076290), (2, 139264038145), (5, 55705615258), (10, 27852807629), (139, 2003799110), (278, 1001899555), (695, 400759822), (1390, 200379911), (3881, 71767090), (7762, 35883545), (19405, 14353418), (38810, 7176709), (51631, 5394590), (103262, 2697295), (258155, 1078918), (516310, 539459)]