80906300

素因数分解:

$2^2\times 5^2\times {\mathrm{809063}}^1$

素因数の和:809077

約数の個数: 18

約数和(自身を含む): 175566888

約数和(自身を除く): 94660588

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 809063, 1618126, 3236252, 4045315, 8090630, 16181260, 20226575, 40453150, 80906300]

約数ペア:

[(1, 80906300), (2, 40453150), (4, 20226575), (5, 16181260), (10, 8090630), (20, 4045315), (25, 3236252), (50, 1618126), (100, 809063)]