638374103632

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{3769}}^1\times {\mathrm{157999}}^1$

素因数の和:161843

約数の個数: 40

約数和(自身を含む): 1255651280000

約数和(自身を除く): 617277176368

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 3769, 7538, 15076, 30152, 60304, 157999, 252523, 315998, 505046, 631996, 1010092, 1263992, 2020184, 2527984, 4040368, 10585933, 21171866, 42343732, 84687464, 169374928, 595498231, 1190996462, 2381992924, 4763985848, 9527971696, 39898381477, 79796762954, 159593525908, 319187051816, 638374103632]

約数ペア:

[(1, 638374103632), (2, 319187051816), (4, 159593525908), (8, 79796762954), (16, 39898381477), (67, 9527971696), (134, 4763985848), (268, 2381992924), (536, 1190996462), (1072, 595498231), (3769, 169374928), (7538, 84687464), (15076, 42343732), (30152, 21171866), (60304, 10585933), (157999, 4040368), (252523, 2527984), (315998, 2020184), (505046, 1263992), (631996, 1010092)]