89022100

素因数分解:

$2^2\times 5^2\times {\mathrm{890221}}^1$

素因数の和:890235

約数の個数: 18

約数和(自身を含む): 193178174

約数和(自身を除く): 104156074

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 890221, 1780442, 3560884, 4451105, 8902210, 17804420, 22255525, 44511050, 89022100]

約数ペア:

[(1, 89022100), (2, 44511050), (4, 22255525), (5, 17804420), (10, 8902210), (20, 4451105), (25, 3560884), (50, 1780442), (100, 890221)]