2012850100

素因数分解:

$2^2\times 5^2\times {\mathrm{20128501}}^1$

素因数の和:20128515

約数の個数: 18

約数和(自身を含む): 4367884934

約数和(自身を除く): 2355034834

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 20128501, 40257002, 80514004, 100642505, 201285010, 402570020, 503212525, 1006425050, 2012850100]

約数ペア:

[(1, 2012850100), (2, 1006425050), (4, 503212525), (5, 402570020), (10, 201285010), (20, 100642505), (25, 80514004), (50, 40257002), (100, 20128501)]