55079440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 139116096

約数和(自身を除く): 84036656

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 211, 251, 260, 422, 502, 520, 844, 1004, 1040, 1055, 1255, 1688, 2008, 2110, 2510, 2743, 3263, 3376, 4016, 4220, 5020, 5486, 6526, 8440, 10040, 10972, 13052, 13715, 16315, 16880, 20080, 21944, 26104, 27430, 32630, 43888, 52208, 52961, 54860, 65260, 105922, 109720, 130520, 211844, 219440, 261040, 264805, 423688, 529610, 688493, 847376, 1059220, 1376986, 2118440, 2753972, 3442465, 4236880, 5507944, 6884930, 11015888, 13769860, 27539720, 55079440]

約数ペア:

[(1, 55079440), (2, 27539720), (4, 13769860), (5, 11015888), (8, 6884930), (10, 5507944), (13, 4236880), (16, 3442465), (20, 2753972), (26, 2118440), (40, 1376986), (52, 1059220), (65, 847376), (80, 688493), (104, 529610), (130, 423688), (208, 264805), (211, 261040), (251, 219440), (260, 211844), (422, 130520), (502, 109720), (520, 105922), (844, 65260), (1004, 54860), (1040, 52961), (1055, 52208), (1255, 43888), (1688, 32630), (2008, 27430), (2110, 26104), (2510, 21944), (2743, 20080), (3263, 16880), (3376, 16315), (4016, 13715), (4220, 13052), (5020, 10972), (5486, 10040), (6526, 8440)]