139391600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{18341}}^1$

素因数の和:18378

約数の個数: 60

約数和(自身を含む): 352533240

約数和(自身を除く): 213141640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 7600, 18341, 36682, 73364, 91705, 146728, 183410, 293456, 348479, 366820, 458525, 696958, 733640, 917050, 1393916, 1467280, 1742395, 1834100, 2787832, 3484790, 3668200, 5575664, 6969580, 7336400, 8711975, 13939160, 17423950, 27878320, 34847900, 69695800, 139391600]

約数ペア:

[(1, 139391600), (2, 69695800), (4, 34847900), (5, 27878320), (8, 17423950), (10, 13939160), (16, 8711975), (19, 7336400), (20, 6969580), (25, 5575664), (38, 3668200), (40, 3484790), (50, 2787832), (76, 1834100), (80, 1742395), (95, 1467280), (100, 1393916), (152, 917050), (190, 733640), (200, 696958), (304, 458525), (380, 366820), (400, 348479), (475, 293456), (760, 183410), (950, 146728), (1520, 91705), (1900, 73364), (3800, 36682), (7600, 18341)]