78812968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{587}}^1\times {\mathrm{1291}}^1$

素因数の和:1897

約数の個数: 32

約数和(自身を含む): 159536160

約数和(自身を除く): 80723192

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 587, 1174, 1291, 2348, 2582, 4696, 5164, 7631, 10328, 15262, 16783, 30524, 33566, 61048, 67132, 134264, 757817, 1515634, 3031268, 6062536, 9851621, 19703242, 39406484, 78812968]

約数ペア:

[(1, 78812968), (2, 39406484), (4, 19703242), (8, 9851621), (13, 6062536), (26, 3031268), (52, 1515634), (104, 757817), (587, 134264), (1174, 67132), (1291, 61048), (2348, 33566), (2582, 30524), (4696, 16783), (5164, 15262), (7631, 10328)]