18479525

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 24105600

約数和(自身を除く): 5626075

約数列:

[1, 5, 25, 29, 71, 145, 355, 359, 725, 1775, 1795, 2059, 8975, 10295, 10411, 25489, 51475, 52055, 127445, 260275, 637225, 739181, 3695905, 18479525]

約数ペア:

[(1, 18479525), (5, 3695905), (25, 739181), (29, 637225), (71, 260275), (145, 127445), (355, 52055), (359, 51475), (725, 25489), (1775, 10411), (1795, 10295), (2059, 8975)]