165128225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{10501}}^1$

素因数の和:10565

約数の個数: 24

約数和(自身を含む): 222684408

約数和(自身を除く): 57556183

約数列:

[1, 5, 17, 25, 37, 85, 185, 425, 629, 925, 3145, 10501, 15725, 52505, 178517, 262525, 388537, 892585, 1942685, 4462925, 6605129, 9713425, 33025645, 165128225]

約数ペア:

[(1, 165128225), (5, 33025645), (17, 9713425), (25, 6605129), (37, 4462925), (85, 1942685), (185, 892585), (425, 388537), (629, 262525), (925, 178517), (3145, 52505), (10501, 15725)]