80053280

素因数分解:

$2^5\times 5^1\times {\mathrm{500333}}^1$

素因数の和:500348

約数の個数: 24

約数和(自身を含む): 189126252

約数和(自身を除く): 109072972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 500333, 1000666, 2001332, 2501665, 4002664, 5003330, 8005328, 10006660, 16010656, 20013320, 40026640, 80053280]

約数ペア:

[(1, 80053280), (2, 40026640), (4, 20013320), (5, 16010656), (8, 10006660), (10, 8005328), (16, 5003330), (20, 4002664), (32, 2501665), (40, 2001332), (80, 1000666), (160, 500333)]