126081920

素因数分解:

$2^7\times 5^1\times {\mathrm{197003}}^1$

素因数の和:197022

約数の個数: 32

約数和(自身を含む): 301416120

約数和(自身を除く): 175334200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 197003, 394006, 788012, 985015, 1576024, 1970030, 3152048, 3940060, 6304096, 7880120, 12608192, 15760240, 25216384, 31520480, 63040960, 126081920]

約数ペア:

[(1, 126081920), (2, 63040960), (4, 31520480), (5, 25216384), (8, 15760240), (10, 12608192), (16, 7880120), (20, 6304096), (32, 3940060), (40, 3152048), (64, 1970030), (80, 1576024), (128, 985015), (160, 788012), (320, 394006), (640, 197003)]