80480

素因数分解:

$2^5\times 5^1\times {\mathrm{503}}^1$

素因数の和:518

約数の個数: 24

約数和(自身を含む): 190512

約数和(自身を除く): 110032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 503, 1006, 2012, 2515, 4024, 5030, 8048, 10060, 16096, 20120, 40240, 80480]

約数ペア:

[(1, 80480), (2, 40240), (4, 20120), (5, 16096), (8, 10060), (10, 8048), (16, 5030), (20, 4024), (32, 2515), (40, 2012), (80, 1006), (160, 503)]