140150975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{7669}}^1$

素因数の和:7739

約数の個数: 24

約数和(自身を含む): 188313840

約数和(自身を除く): 48162865

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 731, 1075, 3655, 7669, 18275, 38345, 130373, 191725, 329767, 651865, 1648835, 3259325, 5606039, 8244175, 28030195, 140150975]

約数ペア:

[(1, 140150975), (5, 28030195), (17, 8244175), (25, 5606039), (43, 3259325), (85, 1648835), (215, 651865), (425, 329767), (731, 191725), (1075, 130373), (3655, 38345), (7669, 18275)]