129121264

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:422

約数の個数: 80

約数和(自身を含む): 280339200

約数和(自身を除く): 151217936

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 59, 76, 92, 118, 152, 184, 236, 304, 313, 368, 437, 472, 626, 874, 944, 1121, 1252, 1357, 1748, 2242, 2504, 2714, 3496, 4484, 5008, 5428, 5947, 6992, 7199, 8968, 10856, 11894, 14398, 17936, 18467, 21712, 23788, 25783, 28796, 36934, 47576, 51566, 57592, 73868, 95152, 103132, 115184, 136781, 147736, 206264, 273562, 295472, 350873, 412528, 424741, 547124, 701746, 849482, 1094248, 1403492, 1698964, 2188496, 2806984, 3397928, 5613968, 6795856, 8070079, 16140158, 32280316, 64560632, 129121264]

約数ペア:

[(1, 129121264), (2, 64560632), (4, 32280316), (8, 16140158), (16, 8070079), (19, 6795856), (23, 5613968), (38, 3397928), (46, 2806984), (59, 2188496), (76, 1698964), (92, 1403492), (118, 1094248), (152, 849482), (184, 701746), (236, 547124), (304, 424741), (313, 412528), (368, 350873), (437, 295472), (472, 273562), (626, 206264), (874, 147736), (944, 136781), (1121, 115184), (1252, 103132), (1357, 95152), (1748, 73868), (2242, 57592), (2504, 51566), (2714, 47576), (3496, 36934), (4484, 28796), (5008, 25783), (5428, 23788), (5947, 21712), (6992, 18467), (7199, 17936), (8968, 14398), (10856, 11894)]