156640975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{5501}}^1$

素因数の和:5595

約数の個数: 24

約数和(自身を含む): 208767888

約数和(自身を除く): 52126913

約数列:

[1, 5, 17, 25, 67, 85, 335, 425, 1139, 1675, 5501, 5695, 27505, 28475, 93517, 137525, 368567, 467585, 1842835, 2337925, 6265639, 9214175, 31328195, 156640975]

約数ペア:

[(1, 156640975), (5, 31328195), (17, 9214175), (25, 6265639), (67, 2337925), (85, 1842835), (335, 467585), (425, 368567), (1139, 137525), (1675, 93517), (5501, 28475), (5695, 27505)]