8161920.00000000

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{97}}^2$

素因数の和:250

約数の個数: 36

約数和(自身を含む): 51870192

約数和(自身を除く): 21526167

約数列:

[1, 3, 5, 15, 25, 43, 75, 97, 129, 215, 291, 485, 645, 1075, 1455, 2425, 3225, 4171, 7275, 9409, 12513, 20855, 28227, 47045, 62565, 104275, 141135, 235225, 312825, 404587, 705675, 1213761, 2022935, 6068805, 10114675, 30344025]

約数ペア:

[(1, 30344025), (3, 10114675), (5, 6068805), (15, 2022935), (25, 1213761), (43, 705675), (75, 404587), (97, 312825), (129, 235225), (215, 141135), (291, 104275), (485, 62565), (645, 47045), (1075, 28227), (1455, 20855), (2425, 12513), (3225, 9409), (4171, 7275)]