256655417522

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{1553}}^1\times {\mathrm{2927}}^1$

素因数の和:4635

約数の個数: 64

約数和(自身を含む): 456467235840

約数和(自身を除く): 199811818318

約数列:

[1, 2, 7, 14, 37, 74, 109, 218, 259, 518, 763, 1526, 1553, 2927, 3106, 4033, 5854, 8066, 10871, 20489, 21742, 28231, 40978, 56462, 57461, 108299, 114922, 169277, 216598, 319043, 338554, 402227, 638086, 758093, 804454, 1184939, 1516186, 2233301, 2369878, 4466602, 4545631, 6263249, 9091262, 11804591, 12526498, 23609182, 31819417, 43842743, 63638834, 82632137, 87685486, 165264274, 168188347, 336376694, 495473779, 990947558, 1177318429, 2354636858, 3468316453, 6936632906, 18332529823, 36665059646, 128327708761, 256655417522]

約数ペア:

[(1, 256655417522), (2, 128327708761), (7, 36665059646), (14, 18332529823), (37, 6936632906), (74, 3468316453), (109, 2354636858), (218, 1177318429), (259, 990947558), (518, 495473779), (763, 336376694), (1526, 168188347), (1553, 165264274), (2927, 87685486), (3106, 82632137), (4033, 63638834), (5854, 43842743), (8066, 31819417), (10871, 23609182), (20489, 12526498), (21742, 11804591), (28231, 9091262), (40978, 6263249), (56462, 4545631), (57461, 4466602), (108299, 2369878), (114922, 2233301), (169277, 1516186), (216598, 1184939), (319043, 804454), (338554, 758093), (402227, 638086)]