161294080

素因数分解:

$2^8\times 5^1\times {\mathrm{126011}}^1$

素因数の和:126032

約数の個数: 36

約数和(自身を含む): 386352792

約数和(自身を除く): 225058712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 126011, 252022, 504044, 630055, 1008088, 1260110, 2016176, 2520220, 4032352, 5040440, 8064704, 10080880, 16129408, 20161760, 32258816, 40323520, 80647040, 161294080]

約数ペア:

[(1, 161294080), (2, 80647040), (4, 40323520), (5, 32258816), (8, 20161760), (10, 16129408), (16, 10080880), (20, 8064704), (32, 5040440), (40, 4032352), (64, 2520220), (80, 2016176), (128, 1260110), (160, 1008088), (256, 630055), (320, 504044), (640, 252022), (1280, 126011)]