81085716

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2819}}^1$

素因数の和:2893

約数の個数: 72

約数和(自身を含む): 221719680

約数和(自身を除く): 140633964

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 47, 51, 68, 94, 102, 141, 153, 188, 204, 282, 306, 423, 564, 612, 799, 846, 1598, 1692, 2397, 2819, 3196, 4794, 5638, 7191, 8457, 9588, 11276, 14382, 16914, 25371, 28764, 33828, 47923, 50742, 95846, 101484, 132493, 143769, 191692, 264986, 287538, 397479, 431307, 529972, 575076, 794958, 862614, 1192437, 1589916, 1725228, 2252381, 2384874, 4504762, 4769748, 6757143, 9009524, 13514286, 20271429, 27028572, 40542858, 81085716]

約数ペア:

[(1, 81085716), (2, 40542858), (3, 27028572), (4, 20271429), (6, 13514286), (9, 9009524), (12, 6757143), (17, 4769748), (18, 4504762), (34, 2384874), (36, 2252381), (47, 1725228), (51, 1589916), (68, 1192437), (94, 862614), (102, 794958), (141, 575076), (153, 529972), (188, 431307), (204, 397479), (282, 287538), (306, 264986), (423, 191692), (564, 143769), (612, 132493), (799, 101484), (846, 95846), (1598, 50742), (1692, 47923), (2397, 33828), (2819, 28764), (3196, 25371), (4794, 16914), (5638, 14382), (7191, 11276), (8457, 9588)]