67648256

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{20327}}^1$

素因数の和:20356

約数の個数: 36

約数和(自身を含む): 145426512

約数和(自身を除く): 77778256

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 20327, 40654, 81308, 162616, 264251, 325232, 528502, 650464, 1057004, 1300928, 2114008, 2601856, 4228016, 5203712, 8456032, 16912064, 33824128, 67648256]

約数ペア:

[(1, 67648256), (2, 33824128), (4, 16912064), (8, 8456032), (13, 5203712), (16, 4228016), (26, 2601856), (32, 2114008), (52, 1300928), (64, 1057004), (104, 650464), (128, 528502), (208, 325232), (256, 264251), (416, 162616), (832, 81308), (1664, 40654), (3328, 20327)]