78288128

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{17989}}^1$

素因数の和:18022

約数の個数: 36

約数和(自身を含む): 165472020

約数和(自身を除く): 87183892

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 544, 1088, 2176, 4352, 17989, 35978, 71956, 143912, 287824, 305813, 575648, 611626, 1151296, 1223252, 2302592, 2446504, 4605184, 4893008, 9786016, 19572032, 39144064, 78288128]

約数ペア:

[(1, 78288128), (2, 39144064), (4, 19572032), (8, 9786016), (16, 4893008), (17, 4605184), (32, 2446504), (34, 2302592), (64, 1223252), (68, 1151296), (128, 611626), (136, 575648), (256, 305813), (272, 287824), (544, 143912), (1088, 71956), (2176, 35978), (4352, 17989)]