80400225

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{63059}}^1$

素因数の和:63089

約数の個数: 24

約数和(自身を含む): 140749920

約数和(自身を除く): 60349695

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 63059, 189177, 315295, 945885, 1072003, 1576475, 3216009, 4729425, 5360015, 16080045, 26800075, 80400225]

約数ペア:

[(1, 80400225), (3, 26800075), (5, 16080045), (15, 5360015), (17, 4729425), (25, 3216009), (51, 1576475), (75, 1072003), (85, 945885), (255, 315295), (425, 189177), (1275, 63059)]