81297656

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{48623}}^1$

素因数の和:48659

約数の個数: 32

約数和(自身を含む): 175046400

約数和(自身を除く): 93748744

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 48623, 97246, 194492, 388984, 534853, 923837, 1069706, 1847674, 2139412, 3695348, 4278824, 7390696, 10162207, 20324414, 40648828, 81297656]

約数ペア:

[(1, 81297656), (2, 40648828), (4, 20324414), (8, 10162207), (11, 7390696), (19, 4278824), (22, 3695348), (38, 2139412), (44, 1847674), (76, 1069706), (88, 923837), (152, 534853), (209, 388984), (418, 194492), (836, 97246), (1672, 48623)]