125739568

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{9619}}^1$

素因数の和:9689

約数の個数: 40

約数和(自身を含む): 262433600

約数和(自身を除く): 136694032

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 152, 172, 304, 344, 688, 817, 1634, 3268, 6536, 9619, 13072, 19238, 38476, 76952, 153904, 182761, 365522, 413617, 731044, 827234, 1462088, 1654468, 2924176, 3308936, 6617872, 7858723, 15717446, 31434892, 62869784, 125739568]

約数ペア:

[(1, 125739568), (2, 62869784), (4, 31434892), (8, 15717446), (16, 7858723), (19, 6617872), (38, 3308936), (43, 2924176), (76, 1654468), (86, 1462088), (152, 827234), (172, 731044), (304, 413617), (344, 365522), (688, 182761), (817, 153904), (1634, 76952), (3268, 38476), (6536, 19238), (9619, 13072)]