85407040

素因数分解:

$2^6\times 5^1\times {\mathrm{266897}}^1$

素因数の和:266914

約数の個数: 28

約数和(自身を含む): 203376276

約数和(自身を除く): 117969236

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 266897, 533794, 1067588, 1334485, 2135176, 2668970, 4270352, 5337940, 8540704, 10675880, 17081408, 21351760, 42703520, 85407040]

約数ペア:

[(1, 85407040), (2, 42703520), (4, 21351760), (5, 17081408), (8, 10675880), (10, 8540704), (16, 5337940), (20, 4270352), (32, 2668970), (40, 2135176), (64, 1334485), (80, 1067588), (160, 533794), (320, 266897)]