78729525

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:260

約数の個数: 108

約数和(自身を含む): 169342212

約数和(自身を除く): 90612687

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 37, 45, 49, 63, 75, 105, 111, 147, 175, 185, 193, 225, 245, 259, 315, 333, 441, 525, 555, 579, 735, 777, 925, 965, 1225, 1295, 1351, 1575, 1665, 1737, 1813, 2205, 2331, 2775, 2895, 3675, 3885, 4053, 4825, 5439, 6475, 6755, 7141, 8325, 8685, 9065, 9457, 11025, 11655, 12159, 14475, 16317, 19425, 20265, 21423, 27195, 28371, 33775, 35705, 43425, 45325, 47285, 49987, 58275, 60795, 64269, 81585, 85113, 101325, 107115, 135975, 141855, 149961, 178525, 236425, 249935, 303975, 321345, 349909, 407925, 425565, 449883, 535575, 709275, 749805, 1049727, 1249675, 1606725, 1749545, 2127825, 2249415, 3149181, 3749025, 5248635, 8747725, 11247075, 15745905, 26243175, 78729525]

約数ペア:

[(1, 78729525), (3, 26243175), (5, 15745905), (7, 11247075), (9, 8747725), (15, 5248635), (21, 3749025), (25, 3149181), (35, 2249415), (37, 2127825), (45, 1749545), (49, 1606725), (63, 1249675), (75, 1049727), (105, 749805), (111, 709275), (147, 535575), (175, 449883), (185, 425565), (193, 407925), (225, 349909), (245, 321345), (259, 303975), (315, 249935), (333, 236425), (441, 178525), (525, 149961), (555, 141855), (579, 135975), (735, 107115), (777, 101325), (925, 85113), (965, 81585), (1225, 64269), (1295, 60795), (1351, 58275), (1575, 49987), (1665, 47285), (1737, 45325), (1813, 43425), (2205, 35705), (2331, 33775), (2775, 28371), (2895, 27195), (3675, 21423), (3885, 20265), (4053, 19425), (4825, 16317), (5439, 14475), (6475, 12159), (6755, 11655), (7141, 11025), (8325, 9457), (8685, 9065)]