78142328

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{2837}}^1$

素因数の和:3167

約数の個数: 32

約数和(自身を含む): 160403760

約数和(自身を除く): 82261432

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 313, 626, 1252, 2504, 2837, 3443, 5674, 6886, 11348, 13772, 22696, 27544, 31207, 62414, 124828, 249656, 887981, 1775962, 3551924, 7103848, 9767791, 19535582, 39071164, 78142328]

約数ペア:

[(1, 78142328), (2, 39071164), (4, 19535582), (8, 9767791), (11, 7103848), (22, 3551924), (44, 1775962), (88, 887981), (313, 249656), (626, 124828), (1252, 62414), (2504, 31207), (2837, 27544), (3443, 22696), (5674, 13772), (6886, 11348)]