64738936

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{389}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 123832800

約数和(自身を除く): 59093864

約数列:

[1, 2, 4, 8, 71, 142, 284, 293, 389, 568, 586, 778, 1172, 1556, 2344, 3112, 20803, 27619, 41606, 55238, 83212, 110476, 113977, 166424, 220952, 227954, 455908, 911816, 8092367, 16184734, 32369468, 64738936]

約数ペア:

[(1, 64738936), (2, 32369468), (4, 16184734), (8, 8092367), (71, 911816), (142, 455908), (284, 227954), (293, 220952), (389, 166424), (568, 113977), (586, 110476), (778, 83212), (1172, 55238), (1556, 41606), (2344, 27619), (3112, 20803)]