77129109520

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{38749}}^1$

素因数の和:39080

約数の個数: 80

約数和(自身を含む): 181629000000

約数和(自身を除く): 104499890480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 179, 278, 358, 556, 695, 716, 895, 1112, 1390, 1432, 1790, 2224, 2780, 2864, 3580, 5560, 7160, 11120, 14320, 24881, 38749, 49762, 77498, 99524, 124405, 154996, 193745, 199048, 248810, 309992, 387490, 398096, 497620, 619984, 774980, 995240, 1549960, 1990480, 3099920, 5386111, 6936071, 10772222, 13872142, 21544444, 26930555, 27744284, 34680355, 43088888, 53861110, 55488568, 69360710, 86177776, 107722220, 110977136, 138721420, 215444440, 277442840, 430888880, 554885680, 964113869, 1928227738, 3856455476, 4820569345, 7712910952, 9641138690, 15425821904, 19282277380, 38564554760, 77129109520]

約数ペア:

[(1, 77129109520), (2, 38564554760), (4, 19282277380), (5, 15425821904), (8, 9641138690), (10, 7712910952), (16, 4820569345), (20, 3856455476), (40, 1928227738), (80, 964113869), (139, 554885680), (179, 430888880), (278, 277442840), (358, 215444440), (556, 138721420), (695, 110977136), (716, 107722220), (895, 86177776), (1112, 69360710), (1390, 55488568), (1432, 53861110), (1790, 43088888), (2224, 34680355), (2780, 27744284), (2864, 26930555), (3580, 21544444), (5560, 13872142), (7160, 10772222), (11120, 6936071), (14320, 5386111), (24881, 3099920), (38749, 1990480), (49762, 1549960), (77498, 995240), (99524, 774980), (124405, 619984), (154996, 497620), (193745, 398096), (199048, 387490), (248810, 309992)]