78694928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{953}}^1$

素因数の和:1371

約数の個数: 40

約数和(自身を含む): 164786328

約数和(自身を除く): 86091400

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 397, 794, 953, 1588, 1906, 3176, 3812, 5161, 6352, 7624, 10322, 12389, 15248, 20644, 24778, 41288, 49556, 82576, 99112, 198224, 378341, 756682, 1513364, 3026728, 4918433, 6053456, 9836866, 19673732, 39347464, 78694928]

約数ペア:

[(1, 78694928), (2, 39347464), (4, 19673732), (8, 9836866), (13, 6053456), (16, 4918433), (26, 3026728), (52, 1513364), (104, 756682), (208, 378341), (397, 198224), (794, 99112), (953, 82576), (1588, 49556), (1906, 41288), (3176, 24778), (3812, 20644), (5161, 15248), (6352, 12389), (7624, 10322)]