53386280

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{8501}}^1$

素因数の和:8669

約数の個数: 32

約数和(自身を含む): 120898440

約数和(自身を除く): 67512160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 8501, 17002, 34004, 42505, 68008, 85010, 170020, 340040, 1334657, 2669314, 5338628, 6673285, 10677256, 13346570, 26693140, 53386280]

約数ペア:

[(1, 53386280), (2, 26693140), (4, 13346570), (5, 10677256), (8, 6673285), (10, 5338628), (20, 2669314), (40, 1334657), (157, 340040), (314, 170020), (628, 85010), (785, 68008), (1256, 42505), (1570, 34004), (3140, 17002), (6280, 8501)]