71556825

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{56123}}^1$

素因数の和:56153

約数の個数: 24

約数和(自身を含む): 125268768

約数和(自身を除く): 53711943

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 56123, 168369, 280615, 841845, 954091, 1403075, 2862273, 4209225, 4770455, 14311365, 23852275, 71556825]

約数ペア:

[(1, 71556825), (3, 23852275), (5, 14311365), (15, 4770455), (17, 4209225), (25, 2862273), (51, 1403075), (75, 954091), (85, 841845), (255, 280615), (425, 168369), (1275, 56123)]