15896571856

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{283}}^1\times {\mathrm{1783}}^1$

素因数の和:2264

約数の個数: 80

約数和(自身を含む): 33925685760

約数和(自身を除く): 18029113904

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 179, 283, 358, 566, 716, 1132, 1432, 1783, 1969, 2264, 2864, 3113, 3566, 3938, 4528, 6226, 7132, 7876, 12452, 14264, 15752, 19613, 24904, 28528, 31504, 39226, 49808, 50657, 78452, 101314, 156904, 202628, 313808, 319157, 405256, 504589, 557227, 638314, 810512, 1009178, 1114454, 1276628, 2018356, 2228908, 2553256, 3510727, 4036712, 4457816, 5106512, 5550479, 7021454, 8073424, 8915632, 11100958, 14042908, 22201916, 28085816, 44403832, 56171632, 88807664, 90321431, 180642862, 361285724, 722571448, 993535741, 1445142896, 1987071482, 3974142964, 7948285928, 15896571856]

約数ペア:

[(1, 15896571856), (2, 7948285928), (4, 3974142964), (8, 1987071482), (11, 1445142896), (16, 993535741), (22, 722571448), (44, 361285724), (88, 180642862), (176, 90321431), (179, 88807664), (283, 56171632), (358, 44403832), (566, 28085816), (716, 22201916), (1132, 14042908), (1432, 11100958), (1783, 8915632), (1969, 8073424), (2264, 7021454), (2864, 5550479), (3113, 5106512), (3566, 4457816), (3938, 4036712), (4528, 3510727), (6226, 2553256), (7132, 2228908), (7876, 2018356), (12452, 1276628), (14264, 1114454), (15752, 1009178), (19613, 810512), (24904, 638314), (28528, 557227), (31504, 504589), (39226, 405256), (49808, 319157), (50657, 313808), (78452, 202628), (101314, 156904)]