68785816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{16631}}^1$

素因数の和:16695

約数の個数: 32

約数和(自身を含む): 143700480

約数和(自身を除く): 74914664

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 188, 376, 517, 1034, 2068, 4136, 16631, 33262, 66524, 133048, 182941, 365882, 731764, 781657, 1463528, 1563314, 3126628, 6253256, 8598227, 17196454, 34392908, 68785816]

約数ペア:

[(1, 68785816), (2, 34392908), (4, 17196454), (8, 8598227), (11, 6253256), (22, 3126628), (44, 1563314), (47, 1463528), (88, 781657), (94, 731764), (188, 365882), (376, 182941), (517, 133048), (1034, 66524), (2068, 33262), (4136, 16631)]