115490128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17911}}^1$

素因数の和:17963

約数の個数: 40

約数和(自身を含む): 248761856

約数和(自身を除く): 133271728

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 17911, 35822, 71644, 143288, 232843, 286576, 465686, 555241, 931372, 1110482, 1862744, 2220964, 3725488, 4441928, 7218133, 8883856, 14436266, 28872532, 57745064, 115490128]

約数ペア:

[(1, 115490128), (2, 57745064), (4, 28872532), (8, 14436266), (13, 8883856), (16, 7218133), (26, 4441928), (31, 3725488), (52, 2220964), (62, 1862744), (104, 1110482), (124, 931372), (208, 555241), (248, 465686), (403, 286576), (496, 232843), (806, 143288), (1612, 71644), (3224, 35822), (6448, 17911)]