1641518425

素因数分解:

$5^2\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{7481}}^1$

素因数の和:7689

約数の個数: 24

約数和(自身を含む): 2081911392

約数和(自身を除く): 440392967

約数列:

[1, 5, 25, 67, 131, 335, 655, 1675, 3275, 7481, 8777, 37405, 43885, 187025, 219425, 501227, 980011, 2506135, 4900055, 12530675, 24500275, 65660737, 328303685, 1641518425]

約数ペア:

[(1, 1641518425), (5, 328303685), (25, 65660737), (67, 24500275), (131, 12530675), (335, 4900055), (655, 2506135), (1675, 980011), (3275, 501227), (7481, 219425), (8777, 187025), (37405, 43885)]