131512528

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2687}}^1$

素因数の和:2744

約数の個数: 80

約数和(自身を含む): 319979520

約数和(自身を除く): 188466992

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 38, 46, 56, 76, 92, 112, 133, 152, 161, 184, 266, 304, 322, 368, 437, 532, 644, 874, 1064, 1288, 1748, 2128, 2576, 2687, 3059, 3496, 5374, 6118, 6992, 10748, 12236, 18809, 21496, 24472, 37618, 42992, 48944, 51053, 61801, 75236, 102106, 123602, 150472, 204212, 247204, 300944, 357371, 408424, 432607, 494408, 714742, 816848, 865214, 988816, 1174219, 1429484, 1730428, 2348438, 2858968, 3460856, 4696876, 5717936, 6921712, 8219533, 9393752, 16439066, 18787504, 32878132, 65756264, 131512528]

約数ペア:

[(1, 131512528), (2, 65756264), (4, 32878132), (7, 18787504), (8, 16439066), (14, 9393752), (16, 8219533), (19, 6921712), (23, 5717936), (28, 4696876), (38, 3460856), (46, 2858968), (56, 2348438), (76, 1730428), (92, 1429484), (112, 1174219), (133, 988816), (152, 865214), (161, 816848), (184, 714742), (266, 494408), (304, 432607), (322, 408424), (368, 357371), (437, 300944), (532, 247204), (644, 204212), (874, 150472), (1064, 123602), (1288, 102106), (1748, 75236), (2128, 61801), (2576, 51053), (2687, 48944), (3059, 42992), (3496, 37618), (5374, 24472), (6118, 21496), (6992, 18809), (10748, 12236)]