73039280

素因数分解:

$2^4\times 5^1\times {\mathrm{912991}}^1$

素因数の和:913004

約数の個数: 20

約数和(自身を含む): 169816512

約数和(自身を除く): 96777232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 912991, 1825982, 3651964, 4564955, 7303928, 9129910, 14607856, 18259820, 36519640, 73039280]

約数ペア:

[(1, 73039280), (2, 36519640), (4, 18259820), (5, 14607856), (8, 9129910), (10, 7303928), (16, 4564955), (20, 3651964), (40, 1825982), (80, 912991)]