20145802100

素因数分解:

$2^2\times 5^2\times {\mathrm{201458021}}^1$

素因数の和:201458035

約数の個数: 18

約数和(自身を含む): 43716390774

約数和(自身を除く): 23570588674

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 201458021, 402916042, 805832084, 1007290105, 2014580210, 4029160420, 5036450525, 10072901050, 20145802100]

約数ペア:

[(1, 20145802100), (2, 10072901050), (4, 5036450525), (5, 4029160420), (10, 2014580210), (20, 1007290105), (25, 805832084), (50, 402916042), (100, 201458021)]