20164297725

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{7933}}^1$

素因数の和:8052

約数の個数: 144

約数和(自身を含む): 42973082880

約数和(自身を除く): 22808785155

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 33, 39, 45, 55, 65, 75, 79, 99, 117, 143, 165, 195, 225, 237, 275, 325, 395, 429, 495, 585, 711, 715, 825, 869, 975, 1027, 1185, 1287, 1975, 2145, 2475, 2607, 2925, 3081, 3555, 3575, 4345, 5135, 5925, 6435, 7821, 7933, 9243, 10725, 11297, 13035, 15405, 17775, 21725, 23799, 25675, 32175, 33891, 39105, 39665, 46215, 56485, 65175, 71397, 77025, 87263, 101673, 103129, 118995, 169455, 195525, 198325, 231075, 261789, 282425, 309387, 356985, 436315, 508365, 515645, 594975, 626707, 785367, 847275, 928161, 1134419, 1308945, 1546935, 1784925, 1880121, 2181575, 2541825, 2578225, 3133535, 3403257, 3926835, 4640805, 5640363, 5672095, 6544725, 6893777, 7734675, 8147191, 9400605, 10209771, 15667675, 17016285, 19634175, 20681331, 23204025, 24441573, 28201815, 28360475, 34468885, 40735955, 47003025, 51048855, 62043993, 73324719, 85081425, 89619101, 103406655, 122207865, 141009075, 172344425, 203679775, 255244275, 268857303, 310219965, 366623595, 448095505, 517033275, 611039325, 806571909, 1344286515, 1551099825, 1833117975, 2240477525, 4032859545, 6721432575, 20164297725]

約数ペア:

[(1, 20164297725), (3, 6721432575), (5, 4032859545), (9, 2240477525), (11, 1833117975), (13, 1551099825), (15, 1344286515), (25, 806571909), (33, 611039325), (39, 517033275), (45, 448095505), (55, 366623595), (65, 310219965), (75, 268857303), (79, 255244275), (99, 203679775), (117, 172344425), (143, 141009075), (165, 122207865), (195, 103406655), (225, 89619101), (237, 85081425), (275, 73324719), (325, 62043993), (395, 51048855), (429, 47003025), (495, 40735955), (585, 34468885), (711, 28360475), (715, 28201815), (825, 24441573), (869, 23204025), (975, 20681331), (1027, 19634175), (1185, 17016285), (1287, 15667675), (1975, 10209771), (2145, 9400605), (2475, 8147191), (2607, 7734675), (2925, 6893777), (3081, 6544725), (3555, 5672095), (3575, 5640363), (4345, 4640805), (5135, 3926835), (5925, 3403257), (6435, 3133535), (7821, 2578225), (7933, 2541825), (9243, 2181575), (10725, 1880121), (11297, 1784925), (13035, 1546935), (15405, 1308945), (17775, 1134419), (21725, 928161), (23799, 847275), (25675, 785367), (32175, 626707), (33891, 594975), (39105, 515645), (39665, 508365), (46215, 436315), (56485, 356985), (65175, 309387), (71397, 282425), (77025, 261789), (87263, 231075), (101673, 198325), (103129, 195525), (118995, 169455)]