51250030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20749}}^1$

素因数の和:20788

約数の個数: 32

約数和(自身を含む): 104580000

約数和(自身を除く): 53329970

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 20749, 41498, 103745, 207490, 269737, 394231, 539474, 788462, 1348685, 1971155, 2697370, 3942310, 5125003, 10250006, 25625015, 51250030]

約数ペア:

[(1, 51250030), (2, 25625015), (5, 10250006), (10, 5125003), (13, 3942310), (19, 2697370), (26, 1971155), (38, 1348685), (65, 788462), (95, 539474), (130, 394231), (190, 269737), (247, 207490), (494, 103745), (1235, 41498), (2470, 20749)]