20803500005

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{514747}}^1$

素因数の和:514948

約数の個数: 16

約数和(自身を含む): 25572680640

約数和(自身を除く): 4769180635

約数列:

[1, 5, 59, 137, 295, 685, 8083, 40415, 514747, 2573735, 30370073, 70520339, 151850365, 352601695, 4160700001, 20803500005]

約数ペア:

[(1, 20803500005), (5, 4160700001), (59, 352601695), (137, 151850365), (295, 70520339), (685, 30370073), (8083, 2573735), (40415, 514747)]