528055280

素因数分解:

$2^4\times 5^1\times {\mathrm{6600691}}^1$

素因数の和:6600704

約数の個数: 20

約数和(自身を含む): 1227728712

約数和(自身を除く): 699673432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6600691, 13201382, 26402764, 33003455, 52805528, 66006910, 105611056, 132013820, 264027640, 528055280]

約数ペア:

[(1, 528055280), (2, 264027640), (4, 132013820), (5, 105611056), (8, 66006910), (10, 52805528), (16, 33003455), (20, 26402764), (40, 13201382), (80, 6600691)]