66860120

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{10009}}^1$

素因数の和:10187

約数の個数: 32

約数和(自身を含む): 151351200

約数和(自身を除く): 84491080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 6680, 10009, 20018, 40036, 50045, 80072, 100090, 200180, 400360, 1671503, 3343006, 6686012, 8357515, 13372024, 16715030, 33430060, 66860120]

約数ペア:

[(1, 66860120), (2, 33430060), (4, 16715030), (5, 13372024), (8, 8357515), (10, 6686012), (20, 3343006), (40, 1671503), (167, 400360), (334, 200180), (668, 100090), (835, 80072), (1336, 50045), (1670, 40036), (3340, 20018), (6680, 10009)]