20367003875

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{5256001}}^1$

素因数の和:5256047

約数の個数: 16

約数和(自身を含む): 26237961984

約数和(自身を除く): 5870958109

約数列:

[1, 5, 25, 31, 125, 155, 775, 3875, 5256001, 26280005, 131400025, 162936031, 657000125, 814680155, 4073400775, 20367003875]

約数ペア:

[(1, 20367003875), (5, 4073400775), (25, 814680155), (31, 657000125), (125, 162936031), (155, 131400025), (775, 26280005), (3875, 5256001)]