127558100

素因数分解:

$2^2\times 5^2\times {\mathrm{401}}^1\times {\mathrm{3181}}^1$

素因数の和:3596

約数の個数: 36

約数和(自身を含む): 277578588

約数和(自身を除く): 150020488

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 401, 802, 1604, 2005, 3181, 4010, 6362, 8020, 10025, 12724, 15905, 20050, 31810, 40100, 63620, 79525, 159050, 318100, 1275581, 2551162, 5102324, 6377905, 12755810, 25511620, 31889525, 63779050, 127558100]

約数ペア:

[(1, 127558100), (2, 63779050), (4, 31889525), (5, 25511620), (10, 12755810), (20, 6377905), (25, 5102324), (50, 2551162), (100, 1275581), (401, 318100), (802, 159050), (1604, 79525), (2005, 63620), (3181, 40100), (4010, 31810), (6362, 20050), (8020, 15905), (10025, 12724)]