65346820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{42433}}^1$

素因数の和:42460

約数の個数: 48

約数和(自身を含む): 171093888

約数和(自身を除く): 105747068

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 42433, 84866, 169732, 212165, 297031, 424330, 466763, 594062, 848660, 933526, 1188124, 1485155, 1867052, 2333815, 2970310, 3267341, 4667630, 5940620, 6534682, 9335260, 13069364, 16336705, 32673410, 65346820]

約数ペア:

[(1, 65346820), (2, 32673410), (4, 16336705), (5, 13069364), (7, 9335260), (10, 6534682), (11, 5940620), (14, 4667630), (20, 3267341), (22, 2970310), (28, 2333815), (35, 1867052), (44, 1485155), (55, 1188124), (70, 933526), (77, 848660), (110, 594062), (140, 466763), (154, 424330), (220, 297031), (308, 212165), (385, 169732), (770, 84866), (1540, 42433)]