25425004

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:558

約数の個数: 36

約数和(自身を含む): 49402584

約数和(自身を除く): 23977580

約数列:

[1, 2, 4, 11, 22, 44, 121, 131, 242, 262, 401, 484, 524, 802, 1441, 1604, 2882, 4411, 5764, 8822, 15851, 17644, 31702, 48521, 52531, 63404, 97042, 105062, 194084, 210124, 577841, 1155682, 2311364, 6356251, 12712502, 25425004]

約数ペア:

[(1, 25425004), (2, 12712502), (4, 6356251), (11, 2311364), (22, 1155682), (44, 577841), (121, 210124), (131, 194084), (242, 105062), (262, 97042), (401, 63404), (484, 52531), (524, 48521), (802, 31702), (1441, 17644), (1604, 15851), (2882, 8822), (4411, 5764)]