129089672

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{431}}^1\times {\mathrm{1291}}^1$

素因数の和:1757

約数の個数: 32

約数和(自身を含む): 251164800

約数和(自身を除く): 122075128

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 431, 862, 1291, 1724, 2582, 3448, 5164, 10328, 12499, 24998, 37439, 49996, 74878, 99992, 149756, 299512, 556421, 1112842, 2225684, 4451368, 16136209, 32272418, 64544836, 129089672]

約数ペア:

[(1, 129089672), (2, 64544836), (4, 32272418), (8, 16136209), (29, 4451368), (58, 2225684), (116, 1112842), (232, 556421), (431, 299512), (862, 149756), (1291, 99992), (1724, 74878), (2582, 49996), (3448, 37439), (5164, 24998), (10328, 12499)]