81235712

素因数分解:

$2^8\times {\mathrm{317327}}^1$

素因数の和:317343

約数の個数: 18

約数和(自身を含む): 162154608

約数和(自身を除く): 80918896

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 317327, 634654, 1269308, 2538616, 5077232, 10154464, 20308928, 40617856, 81235712]

約数ペア:

[(1, 81235712), (2, 40617856), (4, 20308928), (8, 10154464), (16, 5077232), (32, 2538616), (64, 1269308), (128, 634654), (256, 317327)]