81107048

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{271}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 176256000

約数和(自身を除く): 95148952

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 179, 209, 271, 358, 418, 542, 716, 836, 1084, 1432, 1672, 1969, 2168, 2981, 3401, 3938, 5149, 5962, 6802, 7876, 10298, 11924, 13604, 15752, 20596, 23848, 27208, 37411, 41192, 48509, 56639, 74822, 97018, 113278, 149644, 194036, 226556, 299288, 388072, 453112, 533599, 921671, 1067198, 1843342, 2134396, 3686684, 4268792, 7373368, 10138381, 20276762, 40553524, 81107048]

約数ペア:

[(1, 81107048), (2, 40553524), (4, 20276762), (8, 10138381), (11, 7373368), (19, 4268792), (22, 3686684), (38, 2134396), (44, 1843342), (76, 1067198), (88, 921671), (152, 533599), (179, 453112), (209, 388072), (271, 299288), (358, 226556), (418, 194036), (542, 149644), (716, 113278), (836, 97018), (1084, 74822), (1432, 56639), (1672, 48509), (1969, 41192), (2168, 37411), (2981, 27208), (3401, 23848), (3938, 20596), (5149, 15752), (5962, 13604), (6802, 11924), (7876, 10298)]