180638128

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{25033}}^1$

素因数の和:25093

約数の個数: 40

約数和(自身を含む): 391131216

約数和(自身を除く): 210493088

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 164, 176, 328, 451, 656, 902, 1804, 3608, 7216, 25033, 50066, 100132, 200264, 275363, 400528, 550726, 1026353, 1101452, 2052706, 2202904, 4105412, 4405808, 8210824, 11289883, 16421648, 22579766, 45159532, 90319064, 180638128]

約数ペア:

[(1, 180638128), (2, 90319064), (4, 45159532), (8, 22579766), (11, 16421648), (16, 11289883), (22, 8210824), (41, 4405808), (44, 4105412), (82, 2202904), (88, 2052706), (164, 1101452), (176, 1026353), (328, 550726), (451, 400528), (656, 275363), (902, 200264), (1804, 100132), (3608, 50066), (7216, 25033)]