81654776

素因数分解:

$2^3\times 7^2\times {\mathrm{67}}^1\times {\mathrm{3109}}^1$

素因数の和:3196

約数の個数: 48

約数和(自身を含む): 180815400

約数和(自身を除く): 99160624

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 67, 98, 134, 196, 268, 392, 469, 536, 938, 1876, 3109, 3283, 3752, 6218, 6566, 12436, 13132, 21763, 24872, 26264, 43526, 87052, 152341, 174104, 208303, 304682, 416606, 609364, 833212, 1218728, 1458121, 1666424, 2916242, 5832484, 10206847, 11664968, 20413694, 40827388, 81654776]

約数ペア:

[(1, 81654776), (2, 40827388), (4, 20413694), (7, 11664968), (8, 10206847), (14, 5832484), (28, 2916242), (49, 1666424), (56, 1458121), (67, 1218728), (98, 833212), (134, 609364), (196, 416606), (268, 304682), (392, 208303), (469, 174104), (536, 152341), (938, 87052), (1876, 43526), (3109, 26264), (3283, 24872), (3752, 21763), (6218, 13132), (6566, 12436)]