25665328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{757}}^1$

素因数の和:941

約数の個数: 40

約数和(自身を含む): 53951408

約数和(自身を除く): 28286080

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 163, 208, 326, 652, 757, 1304, 1514, 2119, 2608, 3028, 4238, 6056, 8476, 9841, 12112, 16952, 19682, 33904, 39364, 78728, 123391, 157456, 246782, 493564, 987128, 1604083, 1974256, 3208166, 6416332, 12832664, 25665328]

約数ペア:

[(1, 25665328), (2, 12832664), (4, 6416332), (8, 3208166), (13, 1974256), (16, 1604083), (26, 987128), (52, 493564), (104, 246782), (163, 157456), (208, 123391), (326, 78728), (652, 39364), (757, 33904), (1304, 19682), (1514, 16952), (2119, 12112), (2608, 9841), (3028, 8476), (4238, 6056)]