12887149840

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{487}}^1\times {\mathrm{4937}}^1$

素因数の和:5504

約数の個数: 80

約数和(自身を含む): 30478442112

約数和(自身を除く): 17591292272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 487, 536, 670, 974, 1072, 1340, 1948, 2435, 2680, 3896, 4870, 4937, 5360, 7792, 9740, 9874, 19480, 19748, 24685, 32629, 38960, 39496, 49370, 65258, 78992, 98740, 130516, 163145, 197480, 261032, 326290, 330779, 394960, 522064, 652580, 661558, 1305160, 1323116, 1653895, 2404319, 2610320, 2646232, 3307790, 4808638, 5292464, 6615580, 9617276, 12021595, 13231160, 19234552, 24043190, 26462320, 38469104, 48086380, 96172760, 161089373, 192345520, 322178746, 644357492, 805446865, 1288714984, 1610893730, 2577429968, 3221787460, 6443574920, 12887149840]

約数ペア:

[(1, 12887149840), (2, 6443574920), (4, 3221787460), (5, 2577429968), (8, 1610893730), (10, 1288714984), (16, 805446865), (20, 644357492), (40, 322178746), (67, 192345520), (80, 161089373), (134, 96172760), (268, 48086380), (335, 38469104), (487, 26462320), (536, 24043190), (670, 19234552), (974, 13231160), (1072, 12021595), (1340, 9617276), (1948, 6615580), (2435, 5292464), (2680, 4808638), (3896, 3307790), (4870, 2646232), (4937, 2610320), (5360, 2404319), (7792, 1653895), (9740, 1323116), (9874, 1305160), (19480, 661558), (19748, 652580), (24685, 522064), (32629, 394960), (38960, 330779), (39496, 326290), (49370, 261032), (65258, 197480), (78992, 163145), (98740, 130516)]