129017800

素因数分解:

$2^3\times 5^2\times {\mathrm{103}}^1\times {\mathrm{6263}}^1$

素因数の和:6382

約数の個数: 48

約数和(自身を含む): 302927040

約数和(自身を除く): 173909240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 103, 200, 206, 412, 515, 824, 1030, 2060, 2575, 4120, 5150, 6263, 10300, 12526, 20600, 25052, 31315, 50104, 62630, 125260, 156575, 250520, 313150, 626300, 645089, 1252600, 1290178, 2580356, 3225445, 5160712, 6450890, 12901780, 16127225, 25803560, 32254450, 64508900, 129017800]

約数ペア:

[(1, 129017800), (2, 64508900), (4, 32254450), (5, 25803560), (8, 16127225), (10, 12901780), (20, 6450890), (25, 5160712), (40, 3225445), (50, 2580356), (100, 1290178), (103, 1252600), (200, 645089), (206, 626300), (412, 313150), (515, 250520), (824, 156575), (1030, 125260), (2060, 62630), (2575, 50104), (4120, 31315), (5150, 25052), (6263, 20600), (10300, 12526)]