51001480

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{12379}}^1$

素因数の和:12493

約数の個数: 32

約数和(自身を含む): 115876800

約数和(自身を除く): 64875320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 12379, 24758, 49516, 61895, 99032, 123790, 247580, 495160, 1275037, 2550074, 5100148, 6375185, 10200296, 12750370, 25500740, 51001480]

約数ペア:

[(1, 51001480), (2, 25500740), (4, 12750370), (5, 10200296), (8, 6375185), (10, 5100148), (20, 2550074), (40, 1275037), (103, 495160), (206, 247580), (412, 123790), (515, 99032), (824, 61895), (1030, 49516), (2060, 24758), (4120, 12379)]