80789600

素因数分解:

$2^5\times 5^2\times {\mathrm{100987}}^1$

素因数の和:101007

約数の個数: 36

約数和(自身を含む): 197229564

約数和(自身を除く): 116439964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 100987, 201974, 403948, 504935, 807896, 1009870, 1615792, 2019740, 2524675, 3231584, 4039480, 5049350, 8078960, 10098700, 16157920, 20197400, 40394800, 80789600]

約数ペア:

[(1, 80789600), (2, 40394800), (4, 20197400), (5, 16157920), (8, 10098700), (10, 8078960), (16, 5049350), (20, 4039480), (25, 3231584), (32, 2524675), (40, 2019740), (50, 1615792), (80, 1009870), (100, 807896), (160, 504935), (200, 403948), (400, 201974), (800, 100987)]