20199873325

素因数分解:

$5^2\times {\mathrm{103}}^1\times {\mathrm{1277}}^1\times {\mathrm{6143}}^1$

素因数の和:7533

約数の個数: 24

約数和(自身を含む): 25314951168

約数和(自身を除く): 5115077843

約数列:

[1, 5, 25, 103, 515, 1277, 2575, 6143, 6385, 30715, 31925, 131531, 153575, 632729, 657655, 3163645, 3288275, 7844611, 15818225, 39223055, 196115275, 807994933, 4039974665, 20199873325]

約数ペア:

[(1, 20199873325), (5, 4039974665), (25, 807994933), (103, 196115275), (515, 39223055), (1277, 15818225), (2575, 7844611), (6143, 3288275), (6385, 3163645), (30715, 657655), (31925, 632729), (131531, 153575)]