31198384525

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{14747}}^1$

素因数の和:14939

約数の個数: 72

約数和(自身を含む): 49409221536

約数和(自身を除く): 18210837011

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 157, 175, 245, 275, 385, 539, 785, 1099, 1225, 1727, 1925, 2695, 3925, 5495, 7693, 8635, 12089, 13475, 14747, 27475, 38465, 43175, 60445, 73735, 84623, 103229, 162217, 192325, 302225, 368675, 423115, 516145, 722603, 811085, 1135519, 2115575, 2315279, 2580725, 3613015, 4055425, 5677595, 7948633, 11576395, 16206953, 18065075, 25468069, 28387975, 39743165, 57881975, 81034765, 113448671, 127340345, 178276483, 198715825, 405173825, 567243355, 636701725, 891382415, 1247935381, 2836216775, 4456912075, 6239676905, 31198384525]

約数ペア:

[(1, 31198384525), (5, 6239676905), (7, 4456912075), (11, 2836216775), (25, 1247935381), (35, 891382415), (49, 636701725), (55, 567243355), (77, 405173825), (157, 198715825), (175, 178276483), (245, 127340345), (275, 113448671), (385, 81034765), (539, 57881975), (785, 39743165), (1099, 28387975), (1225, 25468069), (1727, 18065075), (1925, 16206953), (2695, 11576395), (3925, 7948633), (5495, 5677595), (7693, 4055425), (8635, 3613015), (12089, 2580725), (13475, 2315279), (14747, 2115575), (27475, 1135519), (38465, 811085), (43175, 722603), (60445, 516145), (73735, 423115), (84623, 368675), (103229, 302225), (162217, 192325)]