25240545

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{739}}^1$

素因数の和:787

約数の個数: 64

約数和(自身を含む): 51148800

約数和(自身を除く): 25908255

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 69, 99, 115, 135, 165, 207, 253, 297, 345, 495, 621, 739, 759, 1035, 1265, 1485, 2217, 2277, 3105, 3695, 3795, 6651, 6831, 8129, 11085, 11385, 16997, 19953, 24387, 33255, 34155, 40645, 50991, 73161, 84985, 99765, 121935, 152973, 186967, 219483, 254955, 365805, 458919, 560901, 764865, 934835, 1097415, 1682703, 2294595, 2804505, 5048109, 8413515, 25240545]

約数ペア:

[(1, 25240545), (3, 8413515), (5, 5048109), (9, 2804505), (11, 2294595), (15, 1682703), (23, 1097415), (27, 934835), (33, 764865), (45, 560901), (55, 458919), (69, 365805), (99, 254955), (115, 219483), (135, 186967), (165, 152973), (207, 121935), (253, 99765), (297, 84985), (345, 73161), (495, 50991), (621, 40645), (739, 34155), (759, 33255), (1035, 24387), (1265, 19953), (1485, 16997), (2217, 11385), (2277, 11085), (3105, 8129), (3695, 6831), (3795, 6651)]