131448440

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{17027}}^1$

素因数の和:17231

約数の個数: 32

約数和(自身を含む): 297308880

約数和(自身を除く): 165860440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 17027, 34054, 68108, 85135, 136216, 170270, 340540, 681080, 3286211, 6572422, 13144844, 16431055, 26289688, 32862110, 65724220, 131448440]

約数ペア:

[(1, 131448440), (2, 65724220), (4, 32862110), (5, 26289688), (8, 16431055), (10, 13144844), (20, 6572422), (40, 3286211), (193, 681080), (386, 340540), (772, 170270), (965, 136216), (1544, 85135), (1930, 68108), (3860, 34054), (7720, 17027)]