78330128

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{15641}}^1$

素因数の和:15962

約数の個数: 20

約数和(自身を含む): 152259228

約数和(自身を除く): 73929100

約数列:

[1, 2, 4, 8, 16, 313, 626, 1252, 2504, 5008, 15641, 31282, 62564, 125128, 250256, 4895633, 9791266, 19582532, 39165064, 78330128]

約数ペア:

[(1, 78330128), (2, 39165064), (4, 19582532), (8, 9791266), (16, 4895633), (313, 250256), (626, 125128), (1252, 62564), (2504, 31282), (5008, 15641)]