77867908

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:544

約数の個数: 36

約数和(自身を含む): 144135936

約数和(自身を除く): 66268028

約数列:

[1, 2, 4, 31, 47, 62, 94, 124, 188, 431, 862, 961, 1457, 1724, 1922, 2914, 3844, 5828, 13361, 20257, 26722, 40514, 45167, 53444, 81028, 90334, 180668, 414191, 627967, 828382, 1255934, 1656764, 2511868, 19466977, 38933954, 77867908]

約数ペア:

[(1, 77867908), (2, 38933954), (4, 19466977), (31, 2511868), (47, 1656764), (62, 1255934), (94, 828382), (124, 627967), (188, 414191), (431, 180668), (862, 90334), (961, 81028), (1457, 53444), (1724, 45167), (1922, 40514), (2914, 26722), (3844, 20257), (5828, 13361)]