39590775

素因数分解:

$3^5\times 5^2\times 7^3\times {\mathrm{19}}^1$

素因数の和:65

約数の個数: 144

約数和(自身を含む): 90272000

約数和(自身を除く): 50681225

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 27, 35, 45, 49, 57, 63, 75, 81, 95, 105, 133, 135, 147, 171, 175, 189, 225, 243, 245, 285, 315, 343, 399, 405, 441, 475, 513, 525, 567, 665, 675, 735, 855, 931, 945, 1029, 1197, 1215, 1225, 1323, 1425, 1539, 1575, 1701, 1715, 1995, 2025, 2205, 2565, 2793, 2835, 3087, 3325, 3591, 3675, 3969, 4275, 4617, 4655, 4725, 5145, 5985, 6075, 6517, 6615, 7695, 8379, 8505, 8575, 9261, 9975, 10773, 11025, 11907, 12825, 13965, 14175, 15435, 17955, 19551, 19845, 23085, 23275, 25137, 25725, 27783, 29925, 32319, 32585, 33075, 38475, 41895, 42525, 46305, 53865, 58653, 59535, 69825, 75411, 77175, 83349, 89775, 97755, 99225, 115425, 125685, 138915, 161595, 162925, 175959, 209475, 226233, 231525, 269325, 293265, 297675, 377055, 416745, 488775, 527877, 628425, 694575, 807975, 879795, 1131165, 1466325, 1583631, 1885275, 2083725, 2639385, 4398975, 5655825, 7918155, 13196925, 39590775]

約数ペア:

[(1, 39590775), (3, 13196925), (5, 7918155), (7, 5655825), (9, 4398975), (15, 2639385), (19, 2083725), (21, 1885275), (25, 1583631), (27, 1466325), (35, 1131165), (45, 879795), (49, 807975), (57, 694575), (63, 628425), (75, 527877), (81, 488775), (95, 416745), (105, 377055), (133, 297675), (135, 293265), (147, 269325), (171, 231525), (175, 226233), (189, 209475), (225, 175959), (243, 162925), (245, 161595), (285, 138915), (315, 125685), (343, 115425), (399, 99225), (405, 97755), (441, 89775), (475, 83349), (513, 77175), (525, 75411), (567, 69825), (665, 59535), (675, 58653), (735, 53865), (855, 46305), (931, 42525), (945, 41895), (1029, 38475), (1197, 33075), (1215, 32585), (1225, 32319), (1323, 29925), (1425, 27783), (1539, 25725), (1575, 25137), (1701, 23275), (1715, 23085), (1995, 19845), (2025, 19551), (2205, 17955), (2565, 15435), (2793, 14175), (2835, 13965), (3087, 12825), (3325, 11907), (3591, 11025), (3675, 10773), (3969, 9975), (4275, 9261), (4617, 8575), (4655, 8505), (4725, 8379), (5145, 7695), (5985, 6615), (6075, 6517)]