171520760080

素因数分解:

$2^4\times 5^1\times {\mathrm{2144009501}}^1$

素因数の和:2144009514

約数の個数: 20

約数和(自身を含む): 398785767372

約数和(自身を除く): 227265007292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2144009501, 4288019002, 8576038004, 10720047505, 17152076008, 21440095010, 34304152016, 42880190020, 85760380040, 171520760080]

約数ペア:

[(1, 171520760080), (2, 85760380040), (4, 42880190020), (5, 34304152016), (8, 21440095010), (10, 17152076008), (16, 10720047505), (20, 8576038004), (40, 4288019002), (80, 2144009501)]