89369425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{479}}^1$

素因数の和:945

約数の個数: 24

約数和(自身を含む): 117849600

約数和(自身を除く): 28480175

約数列:

[1, 5, 17, 25, 85, 425, 439, 479, 2195, 2395, 7463, 8143, 10975, 11975, 37315, 40715, 186575, 203575, 210281, 1051405, 3574777, 5257025, 17873885, 89369425]

約数ペア:

[(1, 89369425), (5, 17873885), (17, 5257025), (25, 3574777), (85, 1051405), (425, 210281), (439, 203575), (479, 186575), (2195, 40715), (2395, 37315), (7463, 11975), (8143, 10975)]