78919630

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1\times {\mathrm{397}}^1$

素因数の和:700

約数の個数: 32

約数和(自身を含む): 144540864

約数和(自身を除く): 65621234

約数列:

[1, 2, 5, 10, 103, 193, 206, 386, 397, 515, 794, 965, 1030, 1930, 1985, 3970, 19879, 39758, 40891, 76621, 81782, 99395, 153242, 198790, 204455, 383105, 408910, 766210, 7891963, 15783926, 39459815, 78919630]

約数ペア:

[(1, 78919630), (2, 39459815), (5, 15783926), (10, 7891963), (103, 766210), (193, 408910), (206, 383105), (386, 204455), (397, 198790), (515, 153242), (794, 99395), (965, 81782), (1030, 76621), (1930, 40891), (1985, 39758), (3970, 19879)]