658129126460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{12719929}}^1$

素因数の和:12720150

約数の個数: 48

約数和(自身を含む): 1495863768000

約数和(自身を除く): 837734641540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 199, 260, 398, 796, 995, 1990, 2587, 3980, 5174, 10348, 12935, 25870, 51740, 12719929, 25439858, 50879716, 63599645, 127199290, 165359077, 254398580, 330718154, 661436308, 826795385, 1653590770, 2531265871, 3307181540, 5062531742, 10125063484, 12656329355, 25312658710, 32906456323, 50625317420, 65812912646, 131625825292, 164532281615, 329064563230, 658129126460]

約数ペア:

[(1, 658129126460), (2, 329064563230), (4, 164532281615), (5, 131625825292), (10, 65812912646), (13, 50625317420), (20, 32906456323), (26, 25312658710), (52, 12656329355), (65, 10125063484), (130, 5062531742), (199, 3307181540), (260, 2531265871), (398, 1653590770), (796, 826795385), (995, 661436308), (1990, 330718154), (2587, 254398580), (3980, 165359077), (5174, 127199290), (10348, 63599645), (12935, 50879716), (25870, 25439858), (51740, 12719929)]