85378750

素因数分解:

$2^1\times 5^4\times {\mathrm{167}}^1\times {\mathrm{409}}^1$

素因数の和:598

約数の個数: 40

約数和(自身を含む): 161385840

約数和(自身を除く): 76007090

約数列:

[1, 2, 5, 10, 25, 50, 125, 167, 250, 334, 409, 625, 818, 835, 1250, 1670, 2045, 4090, 4175, 8350, 10225, 20450, 20875, 41750, 51125, 68303, 102250, 104375, 136606, 208750, 255625, 341515, 511250, 683030, 1707575, 3415150, 8537875, 17075750, 42689375, 85378750]

約数ペア:

[(1, 85378750), (2, 42689375), (5, 17075750), (10, 8537875), (25, 3415150), (50, 1707575), (125, 683030), (167, 511250), (250, 341515), (334, 255625), (409, 208750), (625, 136606), (818, 104375), (835, 102250), (1250, 68303), (1670, 51125), (2045, 41750), (4090, 20875), (4175, 20450), (8350, 10225)]