80678745

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{5227}}^1$

素因数の和:5259

約数の個数: 48

約数和(自身を含む): 163113600

約数和(自身を除く): 82434855

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 343, 441, 735, 1029, 1715, 2205, 3087, 5145, 5227, 15435, 15681, 26135, 36589, 47043, 78405, 109767, 182945, 235215, 256123, 329301, 548835, 768369, 1280615, 1646505, 1792861, 2305107, 3841845, 5378583, 8964305, 11525535, 16135749, 26892915, 80678745]

約数ペア:

[(1, 80678745), (3, 26892915), (5, 16135749), (7, 11525535), (9, 8964305), (15, 5378583), (21, 3841845), (35, 2305107), (45, 1792861), (49, 1646505), (63, 1280615), (105, 768369), (147, 548835), (245, 329301), (315, 256123), (343, 235215), (441, 182945), (735, 109767), (1029, 78405), (1715, 47043), (2205, 36589), (3087, 26135), (5145, 15681), (5227, 15435)]