78812636

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{977}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 163865856

約数和(自身を除く): 85053220

約数列:

[1, 2, 4, 7, 14, 28, 43, 67, 86, 134, 172, 268, 301, 469, 602, 938, 977, 1204, 1876, 1954, 2881, 3908, 5762, 6839, 11524, 13678, 20167, 27356, 40334, 42011, 65459, 80668, 84022, 130918, 168044, 261836, 294077, 458213, 588154, 916426, 1176308, 1832852, 2814737, 5629474, 11258948, 19703159, 39406318, 78812636]

約数ペア:

[(1, 78812636), (2, 39406318), (4, 19703159), (7, 11258948), (14, 5629474), (28, 2814737), (43, 1832852), (67, 1176308), (86, 916426), (134, 588154), (172, 458213), (268, 294077), (301, 261836), (469, 168044), (602, 130918), (938, 84022), (977, 80668), (1204, 65459), (1876, 42011), (1954, 40334), (2881, 27356), (3908, 20167), (5762, 13678), (6839, 11524)]