28967804925

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:396

約数の個数: 192

約数和(自身を含む): 54510796800

約数和(自身を除く): 25542991875

約数列:

[1, 3, 5, 15, 17, 25, 29, 47, 51, 75, 79, 85, 87, 141, 145, 211, 235, 237, 255, 395, 425, 435, 493, 633, 705, 725, 799, 1055, 1175, 1185, 1275, 1343, 1363, 1479, 1975, 2175, 2291, 2397, 2465, 3165, 3525, 3587, 3713, 3995, 4029, 4089, 5275, 5925, 6119, 6715, 6815, 6873, 7395, 9917, 10761, 11139, 11455, 11985, 12325, 15825, 16669, 17935, 18357, 18565, 19975, 20145, 20445, 23171, 29751, 30595, 33575, 34075, 34365, 36975, 38947, 49585, 50007, 53805, 55695, 57275, 59925, 63121, 69513, 83345, 89675, 91785, 92825, 100725, 102225, 104023, 107677, 115855, 116841, 148755, 152975, 168589, 171825, 189363, 194735, 247925, 250035, 269025, 278475, 283373, 287593, 312069, 315605, 323031, 347565, 416725, 458925, 483401, 505767, 520115, 538385, 579275, 584205, 743775, 783443, 842945, 850119, 862779, 946815, 973675, 1250175, 1416865, 1437965, 1450203, 1560345, 1578025, 1615155, 1737825, 1830509, 2350329, 2417005, 2528835, 2600575, 2691925, 2921025, 3917215, 4214725, 4250595, 4313895, 4734075, 4889081, 5491527, 7084325, 7189825, 7251015, 7801725, 8075775, 8217817, 9152545, 11751645, 12085025, 12644175, 13318531, 14667243, 19586075, 21252975, 21569475, 22719847, 24445405, 24653451, 27457635, 36255075, 39955593, 41089085, 45762725, 58758225, 66592655, 68159541, 73336215, 113599235, 122227025, 123267255, 137288175, 199777965, 205445425, 332963275, 340797705, 366681075, 386237399, 567996175, 616336275, 998889825, 1158712197, 1703988525, 1931186995, 5793560985, 9655934975, 28967804925]

約数ペア:

[(1, 28967804925), (3, 9655934975), (5, 5793560985), (15, 1931186995), (17, 1703988525), (25, 1158712197), (29, 998889825), (47, 616336275), (51, 567996175), (75, 386237399), (79, 366681075), (85, 340797705), (87, 332963275), (141, 205445425), (145, 199777965), (211, 137288175), (235, 123267255), (237, 122227025), (255, 113599235), (395, 73336215), (425, 68159541), (435, 66592655), (493, 58758225), (633, 45762725), (705, 41089085), (725, 39955593), (799, 36255075), (1055, 27457635), (1175, 24653451), (1185, 24445405), (1275, 22719847), (1343, 21569475), (1363, 21252975), (1479, 19586075), (1975, 14667243), (2175, 13318531), (2291, 12644175), (2397, 12085025), (2465, 11751645), (3165, 9152545), (3525, 8217817), (3587, 8075775), (3713, 7801725), (3995, 7251015), (4029, 7189825), (4089, 7084325), (5275, 5491527), (5925, 4889081), (6119, 4734075), (6715, 4313895), (6815, 4250595), (6873, 4214725), (7395, 3917215), (9917, 2921025), (10761, 2691925), (11139, 2600575), (11455, 2528835), (11985, 2417005), (12325, 2350329), (15825, 1830509), (16669, 1737825), (17935, 1615155), (18357, 1578025), (18565, 1560345), (19975, 1450203), (20145, 1437965), (20445, 1416865), (23171, 1250175), (29751, 973675), (30595, 946815), (33575, 862779), (34075, 850119), (34365, 842945), (36975, 783443), (38947, 743775), (49585, 584205), (50007, 579275), (53805, 538385), (55695, 520115), (57275, 505767), (59925, 483401), (63121, 458925), (69513, 416725), (83345, 347565), (89675, 323031), (91785, 315605), (92825, 312069), (100725, 287593), (102225, 283373), (104023, 278475), (107677, 269025), (115855, 250035), (116841, 247925), (148755, 194735), (152975, 189363), (168589, 171825)]