157206128

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{31391}}^1$

素因数の和:31712

約数の個数: 20

約数和(自身を含む): 305569728

約数和(自身を除く): 148363600

約数列:

[1, 2, 4, 8, 16, 313, 626, 1252, 2504, 5008, 31391, 62782, 125564, 251128, 502256, 9825383, 19650766, 39301532, 78603064, 157206128]

約数ペア:

[(1, 157206128), (2, 78603064), (4, 39301532), (8, 19650766), (16, 9825383), (313, 502256), (626, 251128), (1252, 125564), (2504, 62782), (5008, 31391)]