80452100

素因数分解:

$2^2\times 5^2\times {\mathrm{804521}}^1$

素因数の和:804535

約数の個数: 18

約数和(自身を含む): 174581274

約数和(自身を除く): 94129174

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 804521, 1609042, 3218084, 4022605, 8045210, 16090420, 20113025, 40226050, 80452100]

約数ペア:

[(1, 80452100), (2, 40226050), (4, 20113025), (5, 16090420), (10, 8045210), (20, 4022605), (25, 3218084), (50, 1609042), (100, 804521)]