156980860720

素因数分解:

$2^4\times 5^1\times {\mathrm{1962260759}}^1$

素因数の和:1962260772

約数の個数: 20

約数和(自身を含む): 364980501360

約数和(自身を除く): 207999640640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1962260759, 3924521518, 7849043036, 9811303795, 15698086072, 19622607590, 31396172144, 39245215180, 78490430360, 156980860720]

約数ペア:

[(1, 156980860720), (2, 78490430360), (4, 39245215180), (5, 31396172144), (8, 19622607590), (10, 15698086072), (16, 9811303795), (20, 7849043036), (40, 3924521518), (80, 1962260759)]