25896580

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{3229}}^1$

素因数の和:3639

約数の個数: 24

約数和(自身を含む): 54535320

約数和(自身を除く): 28638740

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 3229, 4010, 6458, 8020, 12916, 16145, 32290, 64580, 1294829, 2589658, 5179316, 6474145, 12948290, 25896580]

約数ペア:

[(1, 25896580), (2, 12948290), (4, 6474145), (5, 5179316), (10, 2589658), (20, 1294829), (401, 64580), (802, 32290), (1604, 16145), (2005, 12916), (3229, 8020), (4010, 6458)]