12512702920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{491}}^1$

素因数の和:863

約数の個数: 128

約数和(自身を含む): 29520236160

約数和(自身を除く): 17007533240

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 67, 74, 134, 148, 185, 257, 268, 296, 335, 370, 491, 514, 536, 670, 740, 982, 1028, 1285, 1340, 1480, 1964, 2056, 2455, 2479, 2570, 2680, 3928, 4910, 4958, 5140, 9509, 9820, 9916, 10280, 12395, 17219, 18167, 19018, 19640, 19832, 24790, 32897, 34438, 36334, 38036, 47545, 49580, 65794, 68876, 72668, 76072, 86095, 90835, 95090, 99160, 126187, 131588, 137752, 145336, 164485, 172190, 181670, 190180, 252374, 263176, 328970, 344380, 363340, 380360, 504748, 630935, 637103, 657940, 688760, 726680, 1009496, 1217189, 1261870, 1274206, 1315880, 2434378, 2523740, 2548412, 3185515, 4668919, 4868756, 5047480, 5096824, 6085945, 6371030, 8454529, 9337838, 9737512, 12171890, 12742060, 16909058, 18675676, 23344595, 24343780, 25484120, 33818116, 37351352, 42272645, 46689190, 48687560, 67636232, 84545290, 93378380, 169090580, 186756760, 312817573, 338181160, 625635146, 1251270292, 1564087865, 2502540584, 3128175730, 6256351460, 12512702920]

約数ペア:

[(1, 12512702920), (2, 6256351460), (4, 3128175730), (5, 2502540584), (8, 1564087865), (10, 1251270292), (20, 625635146), (37, 338181160), (40, 312817573), (67, 186756760), (74, 169090580), (134, 93378380), (148, 84545290), (185, 67636232), (257, 48687560), (268, 46689190), (296, 42272645), (335, 37351352), (370, 33818116), (491, 25484120), (514, 24343780), (536, 23344595), (670, 18675676), (740, 16909058), (982, 12742060), (1028, 12171890), (1285, 9737512), (1340, 9337838), (1480, 8454529), (1964, 6371030), (2056, 6085945), (2455, 5096824), (2479, 5047480), (2570, 4868756), (2680, 4668919), (3928, 3185515), (4910, 2548412), (4958, 2523740), (5140, 2434378), (9509, 1315880), (9820, 1274206), (9916, 1261870), (10280, 1217189), (12395, 1009496), (17219, 726680), (18167, 688760), (19018, 657940), (19640, 637103), (19832, 630935), (24790, 504748), (32897, 380360), (34438, 363340), (36334, 344380), (38036, 328970), (47545, 263176), (49580, 252374), (65794, 190180), (68876, 181670), (72668, 172190), (76072, 164485), (86095, 145336), (90835, 137752), (95090, 131588), (99160, 126187)]