165320444

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{643}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 324576000

約数和(自身を除く): 159255556

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 199, 323, 398, 643, 646, 796, 1286, 1292, 2572, 3383, 3781, 6766, 7562, 10931, 12217, 13532, 15124, 21862, 24434, 43724, 48868, 64277, 127957, 128554, 207689, 255914, 257108, 415378, 511828, 830756, 2175269, 2431183, 4350538, 4862366, 8701076, 9724732, 41330111, 82660222, 165320444]

約数ペア:

[(1, 165320444), (2, 82660222), (4, 41330111), (17, 9724732), (19, 8701076), (34, 4862366), (38, 4350538), (68, 2431183), (76, 2175269), (199, 830756), (323, 511828), (398, 415378), (643, 257108), (646, 255914), (796, 207689), (1286, 128554), (1292, 127957), (2572, 64277), (3383, 48868), (3781, 43724), (6766, 24434), (7562, 21862), (10931, 15124), (12217, 13532)]