76997104

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:625

約数の個数: 40

約数和(自身を含む): 152334000

約数和(自身を除く): 75336896

約数列:

[1, 2, 4, 8, 16, 89, 139, 178, 278, 356, 389, 556, 712, 778, 1112, 1424, 1556, 2224, 3112, 6224, 12371, 24742, 34621, 49484, 54071, 69242, 98968, 108142, 138484, 197936, 216284, 276968, 432568, 553936, 865136, 4812319, 9624638, 19249276, 38498552, 76997104]

約数ペア:

[(1, 76997104), (2, 38498552), (4, 19249276), (8, 9624638), (16, 4812319), (89, 865136), (139, 553936), (178, 432568), (278, 276968), (356, 216284), (389, 197936), (556, 138484), (712, 108142), (778, 98968), (1112, 69242), (1424, 54071), (1556, 49484), (2224, 34621), (3112, 24742), (6224, 12371)]