129622090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{2857}}^1$

素因数の和:3226

約数の個数: 32

約数和(自身を含む): 252075600

約数和(自身を除く): 122453510

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 349, 698, 1745, 2857, 3490, 4537, 5714, 9074, 14285, 22685, 28570, 37141, 45370, 74282, 185705, 371410, 997093, 1994186, 4985465, 9970930, 12962209, 25924418, 64811045, 129622090]

約数ペア:

[(1, 129622090), (2, 64811045), (5, 25924418), (10, 12962209), (13, 9970930), (26, 4985465), (65, 1994186), (130, 997093), (349, 371410), (698, 185705), (1745, 74282), (2857, 45370), (3490, 37141), (4537, 28570), (5714, 22685), (9074, 14285)]