228693025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 344352960

約数和(自身を除く): 115659935

約数列:

[1, 5, 11, 19, 23, 25, 55, 95, 115, 121, 173, 209, 253, 275, 437, 475, 575, 605, 865, 1045, 1265, 1903, 2185, 2299, 2783, 3025, 3287, 3979, 4325, 4807, 5225, 6325, 9515, 10925, 11495, 13915, 16435, 19895, 20933, 24035, 36157, 43769, 47575, 52877, 57475, 69575, 75601, 82175, 99475, 104665, 120175, 180785, 218845, 264385, 378005, 397727, 481459, 523325, 831611, 903925, 1094225, 1321925, 1890025, 1988635, 2407295, 4158055, 9147721, 9943175, 12036475, 20790275, 45738605, 228693025]

約数ペア:

[(1, 228693025), (5, 45738605), (11, 20790275), (19, 12036475), (23, 9943175), (25, 9147721), (55, 4158055), (95, 2407295), (115, 1988635), (121, 1890025), (173, 1321925), (209, 1094225), (253, 903925), (275, 831611), (437, 523325), (475, 481459), (575, 397727), (605, 378005), (865, 264385), (1045, 218845), (1265, 180785), (1903, 120175), (2185, 104665), (2299, 99475), (2783, 82175), (3025, 75601), (3287, 69575), (3979, 57475), (4325, 52877), (4807, 47575), (5225, 43769), (6325, 36157), (9515, 24035), (10925, 20933), (11495, 19895), (13915, 16435)]