80630800

素因数分解:

$2^4\times 5^2\times {\mathrm{201577}}^1$

素因数の和:201595

約数の個数: 30

約数和(自身を含む): 193716458

約数和(自身を除く): 113085658

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 201577, 403154, 806308, 1007885, 1612616, 2015770, 3225232, 4031540, 5039425, 8063080, 10078850, 16126160, 20157700, 40315400, 80630800]

約数ペア:

[(1, 80630800), (2, 40315400), (4, 20157700), (5, 16126160), (8, 10078850), (10, 8063080), (16, 5039425), (20, 4031540), (25, 3225232), (40, 2015770), (50, 1612616), (80, 1007885), (100, 806308), (200, 403154), (400, 201577)]