68189615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{787}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 93198336

約数和(自身を除く): 25008721

約数列:

[1, 5, 13, 31, 43, 65, 155, 215, 403, 559, 787, 1333, 2015, 2795, 3935, 6665, 10231, 17329, 24397, 33841, 51155, 86645, 121985, 169205, 317161, 439933, 1049071, 1585805, 2199665, 5245355, 13637923, 68189615]

約数ペア:

[(1, 68189615), (5, 13637923), (13, 5245355), (31, 2199665), (43, 1585805), (65, 1049071), (155, 439933), (215, 317161), (403, 169205), (559, 121985), (787, 86645), (1333, 51155), (2015, 33841), (2795, 24397), (3935, 17329), (6665, 10231)]