72027725

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:147

約数の個数: 96

約数和(自身を含む): 123420672

約数和(自身を除く): 51392947

約数列:

[1, 5, 7, 11, 17, 25, 31, 35, 55, 71, 77, 85, 119, 155, 175, 187, 217, 275, 341, 355, 385, 425, 497, 527, 595, 775, 781, 935, 1085, 1207, 1309, 1705, 1775, 1925, 2201, 2387, 2485, 2635, 2975, 3689, 3905, 4675, 5425, 5467, 5797, 6035, 6545, 8449, 8525, 11005, 11935, 12425, 13175, 13277, 15407, 18445, 19525, 24211, 27335, 28985, 30175, 32725, 37417, 40579, 42245, 55025, 59675, 66385, 77035, 92225, 92939, 121055, 136675, 144925, 169477, 187085, 202895, 211225, 261919, 331925, 385175, 411587, 464695, 605275, 847385, 935425, 1014475, 1309595, 2057935, 2323475, 2881109, 4236925, 6547975, 10289675, 14405545, 72027725]

約数ペア:

[(1, 72027725), (5, 14405545), (7, 10289675), (11, 6547975), (17, 4236925), (25, 2881109), (31, 2323475), (35, 2057935), (55, 1309595), (71, 1014475), (77, 935425), (85, 847385), (119, 605275), (155, 464695), (175, 411587), (187, 385175), (217, 331925), (275, 261919), (341, 211225), (355, 202895), (385, 187085), (425, 169477), (497, 144925), (527, 136675), (595, 121055), (775, 92939), (781, 92225), (935, 77035), (1085, 66385), (1207, 59675), (1309, 55025), (1705, 42245), (1775, 40579), (1925, 37417), (2201, 32725), (2387, 30175), (2485, 28985), (2635, 27335), (2975, 24211), (3689, 19525), (3905, 18445), (4675, 15407), (5425, 13277), (5467, 13175), (5797, 12425), (6035, 11935), (6545, 11005), (8449, 8525)]