25417395

素因数分解:

$3^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:761

約数の個数: 40

約数和(自身を含む): 46103904

約数和(自身を除く): 20686509

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 97, 135, 291, 405, 485, 647, 873, 1455, 1941, 2619, 3235, 4365, 5823, 7857, 9705, 13095, 17469, 29115, 39285, 52407, 62759, 87345, 188277, 262035, 313795, 564831, 941385, 1694493, 2824155, 5083479, 8472465, 25417395]

約数ペア:

[(1, 25417395), (3, 8472465), (5, 5083479), (9, 2824155), (15, 1694493), (27, 941385), (45, 564831), (81, 313795), (97, 262035), (135, 188277), (291, 87345), (405, 62759), (485, 52407), (647, 39285), (873, 29115), (1455, 17469), (1941, 13095), (2619, 9705), (3235, 7857), (4365, 5823)]