512140081990

素因数分解:

$2^1\times 5^1\times {\mathrm{78031}}^1\times {\mathrm{656329}}^1$

素因数の和:734367

約数の個数: 16

約数和(自身を含む): 921865366080

約数和(自身を除く): 409725284090

約数列:

[1, 2, 5, 10, 78031, 156062, 390155, 656329, 780310, 1312658, 3281645, 6563290, 51214008199, 102428016398, 256070040995, 512140081990]

約数ペア:

[(1, 512140081990), (2, 256070040995), (5, 102428016398), (10, 51214008199), (78031, 6563290), (156062, 3281645), (390155, 1312658), (656329, 780310)]