65608420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{739}}^1$

素因数の和:964

約数の個数: 48

約数和(自身を含む): 144708480

約数和(自身を除く): 79100060

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 193, 230, 386, 460, 739, 772, 965, 1478, 1930, 2956, 3695, 3860, 4439, 7390, 8878, 14780, 16997, 17756, 22195, 33994, 44390, 67988, 84985, 88780, 142627, 169970, 285254, 339940, 570508, 713135, 1426270, 2852540, 3280421, 6560842, 13121684, 16402105, 32804210, 65608420]

約数ペア:

[(1, 65608420), (2, 32804210), (4, 16402105), (5, 13121684), (10, 6560842), (20, 3280421), (23, 2852540), (46, 1426270), (92, 713135), (115, 570508), (193, 339940), (230, 285254), (386, 169970), (460, 142627), (739, 88780), (772, 84985), (965, 67988), (1478, 44390), (1930, 33994), (2956, 22195), (3695, 17756), (3860, 16997), (4439, 14780), (7390, 8878)]