2008129025

素因数分解:

$5^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{569}}^1$

素因数の和:703

約数の個数: 72

約数和(自身を含む): 3013512480

約数和(自身を除く): 1005383455

約数列:

[1, 5, 7, 25, 35, 43, 49, 67, 175, 215, 245, 301, 335, 469, 569, 1075, 1225, 1505, 1675, 2107, 2345, 2845, 2881, 3283, 3983, 7525, 10535, 11725, 14225, 14405, 16415, 19915, 20167, 24467, 27881, 38123, 52675, 72025, 82075, 99575, 100835, 122335, 139405, 141169, 171269, 190615, 266861, 504175, 611675, 697025, 705845, 856345, 953075, 1198883, 1334305, 1639289, 1868027, 3529225, 4281725, 5994415, 6671525, 8196445, 9340135, 11475023, 29972075, 40982225, 46700675, 57375115, 80325161, 286875575, 401625805, 2008129025]

約数ペア:

[(1, 2008129025), (5, 401625805), (7, 286875575), (25, 80325161), (35, 57375115), (43, 46700675), (49, 40982225), (67, 29972075), (175, 11475023), (215, 9340135), (245, 8196445), (301, 6671525), (335, 5994415), (469, 4281725), (569, 3529225), (1075, 1868027), (1225, 1639289), (1505, 1334305), (1675, 1198883), (2107, 953075), (2345, 856345), (2845, 705845), (2881, 697025), (3283, 611675), (3983, 504175), (7525, 266861), (10535, 190615), (11725, 171269), (14225, 141169), (14405, 139405), (16415, 122335), (19915, 100835), (20167, 99575), (24467, 82075), (27881, 72025), (38123, 52675)]