80052400

素因数分解:

$2^4\times 5^2\times {\mathrm{200131}}^1$

素因数の和:200149

約数の個数: 30

約数和(自身を含む): 192326852

約数和(自身を除く): 112274452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 200131, 400262, 800524, 1000655, 1601048, 2001310, 3202096, 4002620, 5003275, 8005240, 10006550, 16010480, 20013100, 40026200, 80052400]

約数ペア:

[(1, 80052400), (2, 40026200), (4, 20013100), (5, 16010480), (8, 10006550), (10, 8005240), (16, 5003275), (20, 4002620), (25, 3202096), (40, 2001310), (50, 1601048), (80, 1000655), (100, 800524), (200, 400262), (400, 200131)]