81541768

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6967}}^1$

素因数の和:7010

約数の個数: 64

約数和(自身を含む): 200678400

約数和(自身を除く): 119136632

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 56, 76, 77, 88, 133, 152, 154, 209, 266, 308, 418, 532, 616, 836, 1064, 1463, 1672, 2926, 5852, 6967, 11704, 13934, 27868, 48769, 55736, 76637, 97538, 132373, 153274, 195076, 264746, 306548, 390152, 529492, 536459, 613096, 926611, 1058984, 1072918, 1456103, 1853222, 2145836, 2912206, 3706444, 4291672, 5824412, 7412888, 10192721, 11648824, 20385442, 40770884, 81541768]

約数ペア:

[(1, 81541768), (2, 40770884), (4, 20385442), (7, 11648824), (8, 10192721), (11, 7412888), (14, 5824412), (19, 4291672), (22, 3706444), (28, 2912206), (38, 2145836), (44, 1853222), (56, 1456103), (76, 1072918), (77, 1058984), (88, 926611), (133, 613096), (152, 536459), (154, 529492), (209, 390152), (266, 306548), (308, 264746), (418, 195076), (532, 153274), (616, 132373), (836, 97538), (1064, 76637), (1463, 55736), (1672, 48769), (2926, 27868), (5852, 13934), (6967, 11704)]