20815669875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2411}}^1$

素因数の和:2483

約数の個数: 256

約数和(自身を含む): 48548118528

約数和(自身を除く): 27732448653

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 23, 25, 33, 35, 39, 55, 65, 69, 75, 77, 91, 105, 115, 125, 143, 161, 165, 175, 195, 231, 253, 273, 275, 299, 325, 345, 375, 385, 429, 455, 483, 525, 575, 715, 759, 805, 825, 875, 897, 975, 1001, 1155, 1265, 1365, 1375, 1495, 1625, 1725, 1771, 1925, 2093, 2145, 2275, 2411, 2415, 2625, 2875, 3003, 3289, 3575, 3795, 4025, 4125, 4485, 4875, 5005, 5313, 5775, 6279, 6325, 6825, 7233, 7475, 8625, 8855, 9625, 9867, 10465, 10725, 11375, 12055, 12075, 15015, 16445, 16877, 17875, 18975, 20125, 22425, 23023, 25025, 26521, 26565, 28875, 31343, 31395, 31625, 34125, 36165, 37375, 44275, 49335, 50631, 52325, 53625, 55453, 60275, 60375, 69069, 75075, 79563, 82225, 84385, 94029, 94875, 112125, 115115, 125125, 132605, 132825, 156715, 156975, 166359, 180825, 185647, 219401, 221375, 246675, 253155, 261625, 277265, 301375, 344773, 345345, 375375, 388171, 397815, 411125, 421925, 470145, 556941, 575575, 609983, 658203, 663025, 664125, 720889, 783575, 784875, 831795, 904125, 928235, 1034319, 1097005, 1164513, 1233375, 1265775, 1386325, 1723865, 1726725, 1829949, 1940855, 1989075, 2109625, 2162667, 2350725, 2413411, 2784705, 2877875, 3049915, 3291015, 3315125, 3604445, 3917875, 4158975, 4269881, 4641175, 5046223, 5171595, 5485025, 5822565, 6328875, 6931625, 7240233, 7929779, 8619325, 8633625, 9149745, 9704275, 9945375, 10813335, 11753625, 12067055, 12809643, 13923525, 15138669, 15249575, 16455075, 18022225, 20794875, 21349405, 23205875, 23789337, 25231115, 25857975, 27425125, 29112825, 36201165, 39648895, 43096625, 45748725, 48521375, 54066675, 55508453, 60335275, 64048215, 69617625, 75693345, 76247875, 82275375, 90111125, 106747025, 118946685, 126155575, 129289875, 145564125, 166525359, 181005825, 198244475, 228743625, 270333375, 277542265, 301676375, 320241075, 378466725, 533735125, 594733425, 630777875, 832626795, 905029125, 991222375, 1387711325, 1601205375, 1892333625, 2973667125, 4163133975, 6938556625, 20815669875]

約数ペア:

[(1, 20815669875), (3, 6938556625), (5, 4163133975), (7, 2973667125), (11, 1892333625), (13, 1601205375), (15, 1387711325), (21, 991222375), (23, 905029125), (25, 832626795), (33, 630777875), (35, 594733425), (39, 533735125), (55, 378466725), (65, 320241075), (69, 301676375), (75, 277542265), (77, 270333375), (91, 228743625), (105, 198244475), (115, 181005825), (125, 166525359), (143, 145564125), (161, 129289875), (165, 126155575), (175, 118946685), (195, 106747025), (231, 90111125), (253, 82275375), (273, 76247875), (275, 75693345), (299, 69617625), (325, 64048215), (345, 60335275), (375, 55508453), (385, 54066675), (429, 48521375), (455, 45748725), (483, 43096625), (525, 39648895), (575, 36201165), (715, 29112825), (759, 27425125), (805, 25857975), (825, 25231115), (875, 23789337), (897, 23205875), (975, 21349405), (1001, 20794875), (1155, 18022225), (1265, 16455075), (1365, 15249575), (1375, 15138669), (1495, 13923525), (1625, 12809643), (1725, 12067055), (1771, 11753625), (1925, 10813335), (2093, 9945375), (2145, 9704275), (2275, 9149745), (2411, 8633625), (2415, 8619325), (2625, 7929779), (2875, 7240233), (3003, 6931625), (3289, 6328875), (3575, 5822565), (3795, 5485025), (4025, 5171595), (4125, 5046223), (4485, 4641175), (4875, 4269881), (5005, 4158975), (5313, 3917875), (5775, 3604445), (6279, 3315125), (6325, 3291015), (6825, 3049915), (7233, 2877875), (7475, 2784705), (8625, 2413411), (8855, 2350725), (9625, 2162667), (9867, 2109625), (10465, 1989075), (10725, 1940855), (11375, 1829949), (12055, 1726725), (12075, 1723865), (15015, 1386325), (16445, 1265775), (16877, 1233375), (17875, 1164513), (18975, 1097005), (20125, 1034319), (22425, 928235), (23023, 904125), (25025, 831795), (26521, 784875), (26565, 783575), (28875, 720889), (31343, 664125), (31395, 663025), (31625, 658203), (34125, 609983), (36165, 575575), (37375, 556941), (44275, 470145), (49335, 421925), (50631, 411125), (52325, 397815), (53625, 388171), (55453, 375375), (60275, 345345), (60375, 344773), (69069, 301375), (75075, 277265), (79563, 261625), (82225, 253155), (84385, 246675), (94029, 221375), (94875, 219401), (112125, 185647), (115115, 180825), (125125, 166359), (132605, 156975), (132825, 156715)]