139968790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 283772160

約数和(自身を除く): 143803370

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 137, 145, 271, 274, 290, 377, 542, 685, 754, 1355, 1370, 1781, 1885, 2710, 3523, 3562, 3770, 3973, 7046, 7859, 7946, 8905, 15718, 17615, 17810, 19865, 35230, 37127, 39295, 39730, 51649, 74254, 78590, 102167, 103298, 185635, 204334, 258245, 371270, 482651, 510835, 516490, 965302, 1021670, 1076683, 2153366, 2413255, 4826510, 5383415, 10766830, 13996879, 27993758, 69984395, 139968790]

約数ペア:

[(1, 139968790), (2, 69984395), (5, 27993758), (10, 13996879), (13, 10766830), (26, 5383415), (29, 4826510), (58, 2413255), (65, 2153366), (130, 1076683), (137, 1021670), (145, 965302), (271, 516490), (274, 510835), (290, 482651), (377, 371270), (542, 258245), (685, 204334), (754, 185635), (1355, 103298), (1370, 102167), (1781, 78590), (1885, 74254), (2710, 51649), (3523, 39730), (3562, 39295), (3770, 37127), (3973, 35230), (7046, 19865), (7859, 17810), (7946, 17615), (8905, 15718)]