25688025

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 51184224

約数和(自身を除く): 25496199

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 97, 99, 107, 165, 225, 275, 291, 321, 485, 495, 535, 825, 873, 963, 1067, 1177, 1455, 1605, 2425, 2475, 2675, 3201, 3531, 4365, 4815, 5335, 5885, 7275, 8025, 9603, 10379, 10593, 16005, 17655, 21825, 24075, 26675, 29425, 31137, 48015, 51895, 52965, 80025, 88275, 93411, 114169, 155685, 240075, 259475, 264825, 342507, 467055, 570845, 778425, 1027521, 1712535, 2335275, 2854225, 5137605, 8562675, 25688025]

約数ペア:

[(1, 25688025), (3, 8562675), (5, 5137605), (9, 2854225), (11, 2335275), (15, 1712535), (25, 1027521), (33, 778425), (45, 570845), (55, 467055), (75, 342507), (97, 264825), (99, 259475), (107, 240075), (165, 155685), (225, 114169), (275, 93411), (291, 88275), (321, 80025), (485, 52965), (495, 51895), (535, 48015), (825, 31137), (873, 29425), (963, 26675), (1067, 24075), (1177, 21825), (1455, 17655), (1605, 16005), (2425, 10593), (2475, 10379), (2675, 9603), (3201, 8025), (3531, 7275), (4365, 5885), (4815, 5335)]