66928925

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20129}}^1$

素因数の和:20165

約数の個数: 24

約数和(自身を含む): 99844800

約数和(自身を除く): 32915875

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 475, 665, 3325, 20129, 100645, 140903, 382451, 503225, 704515, 1912255, 2677157, 3522575, 9561275, 13385785, 66928925]

約数ペア:

[(1, 66928925), (5, 13385785), (7, 9561275), (19, 3522575), (25, 2677157), (35, 1912255), (95, 704515), (133, 503225), (175, 382451), (475, 140903), (665, 100645), (3325, 20129)]