78568568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{17569}}^1$

素因数の和:17631

約数の個数: 32

約数和(自身を含む): 162346800

約数和(自身を除く): 83778232

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 17569, 35138, 70276, 140552, 228397, 456794, 755467, 913588, 1510934, 1827176, 3021868, 6043736, 9821071, 19642142, 39284284, 78568568]

約数ペア:

[(1, 78568568), (2, 39284284), (4, 19642142), (8, 9821071), (13, 6043736), (26, 3021868), (43, 1827176), (52, 1510934), (86, 913588), (104, 755467), (172, 456794), (344, 228397), (559, 140552), (1118, 70276), (2236, 35138), (4472, 17569)]