20109861875

素因数分解:

$5^4\times {\mathrm{677}}^1\times {\mathrm{47527}}^1$

素因数の和:48224

約数の個数: 20

約数和(自身を含む): 25166931504

約数和(自身を除く): 5057069629

約数列:

[1, 5, 25, 125, 625, 677, 3385, 16925, 47527, 84625, 237635, 423125, 1188175, 5940875, 29704375, 32175779, 160878895, 804394475, 4021972375, 20109861875]

約数ペア:

[(1, 20109861875), (5, 4021972375), (25, 804394475), (125, 160878895), (625, 32175779), (677, 29704375), (3385, 5940875), (16925, 1188175), (47527, 423125), (84625, 237635)]