77314520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47143}}^1$

素因数の和:47195

約数の個数: 32

約数和(自身を含む): 178204320

約数和(自身を除く): 100889800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 47143, 94286, 188572, 235715, 377144, 471430, 942860, 1885720, 1932863, 3865726, 7731452, 9664315, 15462904, 19328630, 38657260, 77314520]

約数ペア:

[(1, 77314520), (2, 38657260), (4, 19328630), (5, 15462904), (8, 9664315), (10, 7731452), (20, 3865726), (40, 1932863), (41, 1885720), (82, 942860), (164, 471430), (205, 377144), (328, 235715), (410, 188572), (820, 94286), (1640, 47143)]