172125590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{189149}}^1$

素因数の和:189176

約数の個数: 32

約数和(自身を含む): 381326400

約数和(自身を除く): 209200810

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 189149, 378298, 945745, 1324043, 1891490, 2458937, 2648086, 4917874, 6620215, 12294685, 13240430, 17212559, 24589370, 34425118, 86062795, 172125590]

約数ペア:

[(1, 172125590), (2, 86062795), (5, 34425118), (7, 24589370), (10, 17212559), (13, 13240430), (14, 12294685), (26, 6620215), (35, 4917874), (65, 2648086), (70, 2458937), (91, 1891490), (130, 1324043), (182, 945745), (455, 378298), (910, 189149)]