78088360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{39841}}^1$

素因数の和:39866

約数の個数: 48

約数和(自身を含む): 204389460

約数和(自身を除く): 126301100

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 39841, 79682, 159364, 199205, 278887, 318728, 398410, 557774, 796820, 1115548, 1394435, 1593640, 1952209, 2231096, 2788870, 3904418, 5577740, 7808836, 9761045, 11155480, 15617672, 19522090, 39044180, 78088360]

約数ペア:

[(1, 78088360), (2, 39044180), (4, 19522090), (5, 15617672), (7, 11155480), (8, 9761045), (10, 7808836), (14, 5577740), (20, 3904418), (28, 2788870), (35, 2231096), (40, 1952209), (49, 1593640), (56, 1394435), (70, 1115548), (98, 796820), (140, 557774), (196, 398410), (245, 318728), (280, 278887), (392, 199205), (490, 159364), (980, 79682), (1960, 39841)]