80037650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20789}}^1$

素因数の和:20819

約数の個数: 48

約数和(自身を含む): 185613120

約数和(自身を除く): 105575470

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 770, 1925, 3850, 20789, 41578, 103945, 145523, 207890, 228679, 291046, 457358, 519725, 727615, 1039450, 1143395, 1455230, 1600753, 2286790, 3201506, 3638075, 5716975, 7276150, 8003765, 11433950, 16007530, 40018825, 80037650]

約数ペア:

[(1, 80037650), (2, 40018825), (5, 16007530), (7, 11433950), (10, 8003765), (11, 7276150), (14, 5716975), (22, 3638075), (25, 3201506), (35, 2286790), (50, 1600753), (55, 1455230), (70, 1143395), (77, 1039450), (110, 727615), (154, 519725), (175, 457358), (275, 291046), (350, 228679), (385, 207890), (550, 145523), (770, 103945), (1925, 41578), (3850, 20789)]