81769984

素因数分解:

$2^9\times {\mathrm{159707}}^1$

素因数の和:159725

約数の個数: 20

約数和(自身を含む): 163381284

約数和(自身を除く): 81611300

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 159707, 319414, 638828, 1277656, 2555312, 5110624, 10221248, 20442496, 40884992, 81769984]

約数ペア:

[(1, 81769984), (2, 40884992), (4, 20442496), (8, 10221248), (16, 5110624), (32, 2555312), (64, 1277656), (128, 638828), (256, 319414), (512, 159707)]