54789920

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:370

約数の個数: 96

約数和(自身を含む): 138801600

約数和(自身を除く): 84011680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 67, 76, 80, 95, 134, 152, 160, 190, 268, 269, 304, 335, 380, 536, 538, 608, 670, 760, 1072, 1076, 1273, 1340, 1345, 1520, 2144, 2152, 2546, 2680, 2690, 3040, 4304, 5092, 5111, 5360, 5380, 6365, 8608, 10184, 10222, 10720, 10760, 12730, 18023, 20368, 20444, 21520, 25460, 25555, 36046, 40736, 40888, 43040, 50920, 51110, 72092, 81776, 90115, 101840, 102220, 144184, 163552, 180230, 203680, 204440, 288368, 342437, 360460, 408880, 576736, 684874, 720920, 817760, 1369748, 1441840, 1712185, 2739496, 2883680, 3424370, 5478992, 6848740, 10957984, 13697480, 27394960, 54789920]

約数ペア:

[(1, 54789920), (2, 27394960), (4, 13697480), (5, 10957984), (8, 6848740), (10, 5478992), (16, 3424370), (19, 2883680), (20, 2739496), (32, 1712185), (38, 1441840), (40, 1369748), (67, 817760), (76, 720920), (80, 684874), (95, 576736), (134, 408880), (152, 360460), (160, 342437), (190, 288368), (268, 204440), (269, 203680), (304, 180230), (335, 163552), (380, 144184), (536, 102220), (538, 101840), (608, 90115), (670, 81776), (760, 72092), (1072, 51110), (1076, 50920), (1273, 43040), (1340, 40888), (1345, 40736), (1520, 36046), (2144, 25555), (2152, 25460), (2546, 21520), (2680, 20444), (2690, 20368), (3040, 18023), (4304, 12730), (5092, 10760), (5111, 10720), (5360, 10222), (5380, 10184), (6365, 8608)]