66164840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12437}}^1$

素因数の和:12474

約数の個数: 64

約数和(自身を含む): 179107200

約数和(自身を除く): 112942360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 12437, 24874, 49748, 62185, 87059, 99496, 124370, 174118, 236303, 248740, 348236, 435295, 472606, 497480, 696472, 870590, 945212, 1181515, 1654121, 1741180, 1890424, 2363030, 3308242, 3482360, 4726060, 6616484, 8270605, 9452120, 13232968, 16541210, 33082420, 66164840]

約数ペア:

[(1, 66164840), (2, 33082420), (4, 16541210), (5, 13232968), (7, 9452120), (8, 8270605), (10, 6616484), (14, 4726060), (19, 3482360), (20, 3308242), (28, 2363030), (35, 1890424), (38, 1741180), (40, 1654121), (56, 1181515), (70, 945212), (76, 870590), (95, 696472), (133, 497480), (140, 472606), (152, 435295), (190, 348236), (266, 248740), (280, 236303), (380, 174118), (532, 124370), (665, 99496), (760, 87059), (1064, 62185), (1330, 49748), (2660, 24874), (5320, 12437)]