68569408

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{15991}}^1$

素因数の和:16070

約数の個数: 28

約数和(自身を含む): 138106912

約数和(自身を除く): 69537504

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 268, 536, 1072, 2144, 4288, 15991, 31982, 63964, 127928, 255856, 511712, 1023424, 1071397, 2142794, 4285588, 8571176, 17142352, 34284704, 68569408]

約数ペア:

[(1, 68569408), (2, 34284704), (4, 17142352), (8, 8571176), (16, 4285588), (32, 2142794), (64, 1071397), (67, 1023424), (134, 511712), (268, 255856), (536, 127928), (1072, 63964), (2144, 31982), (4288, 15991)]