64518025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18047}}^1$

素因数の和:18081

約数の個数: 24

約数和(自身を含む): 93993984

約数和(自身を除く): 29475959

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 18047, 90235, 198517, 234611, 451175, 992585, 1173055, 2580721, 4962925, 5865275, 12903605, 64518025]

約数ペア:

[(1, 64518025), (5, 12903605), (11, 5865275), (13, 4962925), (25, 2580721), (55, 1173055), (65, 992585), (143, 451175), (275, 234611), (325, 198517), (715, 90235), (3575, 18047)]