128664304

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{773}}^1$

素因数の和:985

約数の個数: 40

約数和(自身を含む): 254528352

約数和(自身を除く): 125864048

約数列:

[1, 2, 4, 8, 16, 101, 103, 202, 206, 404, 412, 773, 808, 824, 1546, 1616, 1648, 3092, 6184, 10403, 12368, 20806, 41612, 78073, 79619, 83224, 156146, 159238, 166448, 312292, 318476, 624584, 636952, 1249168, 1273904, 8041519, 16083038, 32166076, 64332152, 128664304]

約数ペア:

[(1, 128664304), (2, 64332152), (4, 32166076), (8, 16083038), (16, 8041519), (101, 1273904), (103, 1249168), (202, 636952), (206, 624584), (404, 318476), (412, 312292), (773, 166448), (808, 159238), (824, 156146), (1546, 83224), (1616, 79619), (1648, 78073), (3092, 41612), (6184, 20806), (10403, 12368)]