138942037585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{21031}}^1$

素因数の和:21194

約数の個数: 64

約数和(自身を含む): 191735115264

約数和(自身を除く): 52793077679

約数列:

[1, 5, 13, 37, 41, 65, 67, 185, 205, 335, 481, 533, 871, 1517, 2405, 2479, 2665, 2747, 4355, 7585, 12395, 13735, 19721, 21031, 32227, 35711, 98605, 101639, 105155, 161135, 178555, 273403, 508195, 778147, 862271, 1321307, 1367015, 1409077, 3890735, 4311355, 6606535, 7045385, 10115911, 11209523, 18318001, 31904027, 50579555, 52135849, 56047615, 57772157, 91590005, 159520135, 260679245, 288860785, 414752351, 677766037, 751038041, 2073761755, 2137569809, 3388830185, 3755190205, 10687849045, 27788407517, 138942037585]

約数ペア:

[(1, 138942037585), (5, 27788407517), (13, 10687849045), (37, 3755190205), (41, 3388830185), (65, 2137569809), (67, 2073761755), (185, 751038041), (205, 677766037), (335, 414752351), (481, 288860785), (533, 260679245), (871, 159520135), (1517, 91590005), (2405, 57772157), (2479, 56047615), (2665, 52135849), (2747, 50579555), (4355, 31904027), (7585, 18318001), (12395, 11209523), (13735, 10115911), (19721, 7045385), (21031, 6606535), (32227, 4311355), (35711, 3890735), (98605, 1409077), (101639, 1367015), (105155, 1321307), (161135, 862271), (178555, 778147), (273403, 508195)]