25564275

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{313}}^1$

素因数の和:354

約数の個数: 72

約数和(自身を含む): 51784880

約数和(自身を除く): 26220605

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 99, 121, 135, 165, 225, 275, 297, 313, 363, 495, 605, 675, 825, 939, 1089, 1485, 1565, 1815, 2475, 2817, 3025, 3267, 3443, 4695, 5445, 7425, 7825, 8451, 9075, 10329, 14085, 16335, 17215, 23475, 27225, 30987, 37873, 42255, 51645, 70425, 81675, 86075, 92961, 113619, 154935, 189365, 211275, 258225, 340857, 464805, 568095, 774675, 946825, 1022571, 1704285, 2324025, 2840475, 5112855, 8521425, 25564275]

約数ペア:

[(1, 25564275), (3, 8521425), (5, 5112855), (9, 2840475), (11, 2324025), (15, 1704285), (25, 1022571), (27, 946825), (33, 774675), (45, 568095), (55, 464805), (75, 340857), (99, 258225), (121, 211275), (135, 189365), (165, 154935), (225, 113619), (275, 92961), (297, 86075), (313, 81675), (363, 70425), (495, 51645), (605, 42255), (675, 37873), (825, 30987), (939, 27225), (1089, 23475), (1485, 17215), (1565, 16335), (1815, 14085), (2475, 10329), (2817, 9075), (3025, 8451), (3267, 7825), (3443, 7425), (4695, 5445)]