84555080

素因数分解:

$2^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{4153}}^1$

素因数の和:4673

約数の個数: 32

約数和(自身を含む): 190668600

約数和(自身を除く): 106113520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 509, 1018, 2036, 2545, 4072, 4153, 5090, 8306, 10180, 16612, 20360, 20765, 33224, 41530, 83060, 166120, 2113877, 4227754, 8455508, 10569385, 16911016, 21138770, 42277540, 84555080]

約数ペア:

[(1, 84555080), (2, 42277540), (4, 21138770), (5, 16911016), (8, 10569385), (10, 8455508), (20, 4227754), (40, 2113877), (509, 166120), (1018, 83060), (2036, 41530), (2545, 33224), (4072, 20765), (4153, 20360), (5090, 16612), (8306, 10180)]