71520075

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:146

約数の個数: 108

約数和(自身を含む): 146646864

約数和(自身を除く): 75126789

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 37, 45, 55, 71, 75, 99, 111, 121, 165, 185, 213, 225, 275, 333, 355, 363, 407, 495, 555, 605, 639, 781, 825, 925, 1065, 1089, 1221, 1665, 1775, 1815, 2035, 2343, 2475, 2627, 2775, 3025, 3195, 3663, 3905, 4477, 5325, 5445, 6105, 7029, 7881, 8325, 8591, 9075, 10175, 11715, 13135, 13431, 15975, 18315, 19525, 22385, 23643, 25773, 27225, 28897, 30525, 35145, 39405, 40293, 42955, 58575, 65675, 67155, 77319, 86691, 91575, 111925, 118215, 128865, 144485, 175725, 197025, 201465, 214775, 260073, 317867, 335775, 386595, 433455, 591075, 644325, 722425, 953601, 1007325, 1300365, 1589335, 1932975, 2167275, 2860803, 4768005, 6501825, 7946675, 14304015, 23840025, 71520075]

約数ペア:

[(1, 71520075), (3, 23840025), (5, 14304015), (9, 7946675), (11, 6501825), (15, 4768005), (25, 2860803), (33, 2167275), (37, 1932975), (45, 1589335), (55, 1300365), (71, 1007325), (75, 953601), (99, 722425), (111, 644325), (121, 591075), (165, 433455), (185, 386595), (213, 335775), (225, 317867), (275, 260073), (333, 214775), (355, 201465), (363, 197025), (407, 175725), (495, 144485), (555, 128865), (605, 118215), (639, 111925), (781, 91575), (825, 86691), (925, 77319), (1065, 67155), (1089, 65675), (1221, 58575), (1665, 42955), (1775, 40293), (1815, 39405), (2035, 35145), (2343, 30525), (2475, 28897), (2627, 27225), (2775, 25773), (3025, 23643), (3195, 22385), (3663, 19525), (3905, 18315), (4477, 15975), (5325, 13431), (5445, 13135), (6105, 11715), (7029, 10175), (7881, 9075), (8325, 8591)]