157031780

素因数分解:

$2^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{18133}}^1$

素因数の和:18575

約数の個数: 24

約数和(自身を含む): 330546552

約数和(自身を除く): 173514772

約数列:

[1, 2, 4, 5, 10, 20, 433, 866, 1732, 2165, 4330, 8660, 18133, 36266, 72532, 90665, 181330, 362660, 7851589, 15703178, 31406356, 39257945, 78515890, 157031780]

約数ペア:

[(1, 157031780), (2, 78515890), (4, 39257945), (5, 31406356), (10, 15703178), (20, 7851589), (433, 362660), (866, 181330), (1732, 90665), (2165, 72532), (4330, 36266), (8660, 18133)]