85872725

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{479}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 109278720

約数和(自身を除く): 23405995

約数列:

[1, 5, 25, 71, 101, 355, 479, 505, 1775, 2395, 2525, 7171, 11975, 34009, 35855, 48379, 170045, 179275, 241895, 850225, 1209475, 3434909, 17174545, 85872725]

約数ペア:

[(1, 85872725), (5, 17174545), (25, 3434909), (71, 1209475), (101, 850225), (355, 241895), (479, 179275), (505, 170045), (1775, 48379), (2395, 35855), (2525, 34009), (7171, 11975)]