25170770

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{6277}}^1$

素因数の和:6685

約数の個数: 16

約数和(自身を含む): 45427608

約数和(自身を除く): 20256838

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 6277, 12554, 31385, 62770, 2517077, 5034154, 12585385, 25170770]

約数ペア:

[(1, 25170770), (2, 12585385), (5, 5034154), (10, 2517077), (401, 62770), (802, 31385), (2005, 12554), (4010, 6277)]