68617072

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{30853}}^1$

素因数の和:31000

約数の個数: 20

約数和(自身を含む): 133906360

約数和(自身を除く): 65289288

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 30853, 61706, 123412, 246824, 493648, 4288567, 8577134, 17154268, 34308536, 68617072]

約数ペア:

[(1, 68617072), (2, 34308536), (4, 17154268), (8, 8577134), (16, 4288567), (139, 493648), (278, 246824), (556, 123412), (1112, 61706), (2224, 30853)]