81376165552

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{25603}}^1\times {\mathrm{18059}}^1$

素因数の和:43681

約数の個数: 40

約数和(自身を含む): 172015865280

約数和(自身を除く): 90639699728

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 18059, 25603, 36118, 51206, 72236, 102412, 144472, 198649, 204824, 281633, 288944, 397298, 409648, 563266, 794596, 1126532, 1589192, 2253064, 3178384, 4506128, 462364577, 924729154, 1849458308, 3698916616, 5086010347, 7397833232, 10172020694, 20344041388, 40688082776, 81376165552]

約数ペア:

[(1, 81376165552), (2, 40688082776), (4, 20344041388), (8, 10172020694), (11, 7397833232), (16, 5086010347), (22, 3698916616), (44, 1849458308), (88, 924729154), (176, 462364577), (18059, 4506128), (25603, 3178384), (36118, 2253064), (51206, 1589192), (72236, 1126532), (102412, 794596), (144472, 563266), (198649, 409648), (204824, 397298), (281633, 288944)]