131005082

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 221989248

約数和(自身を除く): 90984166

約数列:

[1, 2, 13, 26, 53, 71, 103, 106, 142, 169, 206, 338, 689, 923, 1339, 1378, 1846, 2678, 3763, 5459, 7313, 7526, 8957, 10918, 11999, 14626, 17407, 17914, 23998, 34814, 48919, 70967, 95069, 97838, 141934, 190138, 387589, 635947, 775178, 922571, 1235897, 1271894, 1845142, 2471794, 5038657, 10077314, 65502541, 131005082]

約数ペア:

[(1, 131005082), (2, 65502541), (13, 10077314), (26, 5038657), (53, 2471794), (71, 1845142), (103, 1271894), (106, 1235897), (142, 922571), (169, 775178), (206, 635947), (338, 387589), (689, 190138), (923, 141934), (1339, 97838), (1378, 95069), (1846, 70967), (2678, 48919), (3763, 34814), (5459, 23998), (7313, 17914), (7526, 17407), (8957, 14626), (10918, 11999)]