78087908

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{2053}}^1$

素因数の和:2351

約数の個数: 24

約数和(自身を含む): 140961912

約数和(自身を除く): 62874004

約数列:

[1, 2, 4, 37, 74, 148, 257, 514, 1028, 2053, 4106, 8212, 9509, 19018, 38036, 75961, 151922, 303844, 527621, 1055242, 2110484, 19521977, 39043954, 78087908]

約数ペア:

[(1, 78087908), (2, 39043954), (4, 19521977), (37, 2110484), (74, 1055242), (148, 527621), (257, 303844), (514, 151922), (1028, 75961), (2053, 38036), (4106, 19018), (8212, 9509)]