325120640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1699}}^1$

素因数の和:1754

約数の個数: 128

約数和(自身を含む): 873936000

約数和(自身を除く): 548815360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 80, 92, 104, 115, 128, 130, 160, 184, 208, 230, 260, 299, 320, 368, 416, 460, 520, 598, 640, 736, 832, 920, 1040, 1196, 1472, 1495, 1664, 1699, 1840, 2080, 2392, 2944, 2990, 3398, 3680, 4160, 4784, 5980, 6796, 7360, 8320, 8495, 9568, 11960, 13592, 14720, 16990, 19136, 22087, 23920, 27184, 33980, 38272, 39077, 44174, 47840, 54368, 67960, 78154, 88348, 95680, 108736, 110435, 135920, 156308, 176696, 191360, 195385, 217472, 220870, 271840, 312616, 353392, 390770, 441740, 508001, 543680, 625232, 706784, 781540, 883480, 1016002, 1087360, 1250464, 1413568, 1563080, 1766960, 2032004, 2500928, 2540005, 2827136, 3126160, 3533920, 4064008, 5001856, 5080010, 6252320, 7067840, 8128016, 10160020, 12504640, 14135680, 16256032, 20320040, 25009280, 32512064, 40640080, 65024128, 81280160, 162560320, 325120640]

約数ペア:

[(1, 325120640), (2, 162560320), (4, 81280160), (5, 65024128), (8, 40640080), (10, 32512064), (13, 25009280), (16, 20320040), (20, 16256032), (23, 14135680), (26, 12504640), (32, 10160020), (40, 8128016), (46, 7067840), (52, 6252320), (64, 5080010), (65, 5001856), (80, 4064008), (92, 3533920), (104, 3126160), (115, 2827136), (128, 2540005), (130, 2500928), (160, 2032004), (184, 1766960), (208, 1563080), (230, 1413568), (260, 1250464), (299, 1087360), (320, 1016002), (368, 883480), (416, 781540), (460, 706784), (520, 625232), (598, 543680), (640, 508001), (736, 441740), (832, 390770), (920, 353392), (1040, 312616), (1196, 271840), (1472, 220870), (1495, 217472), (1664, 195385), (1699, 191360), (1840, 176696), (2080, 156308), (2392, 135920), (2944, 110435), (2990, 108736), (3398, 95680), (3680, 88348), (4160, 78154), (4784, 67960), (5980, 54368), (6796, 47840), (7360, 44174), (8320, 39077), (8495, 38272), (9568, 33980), (11960, 27184), (13592, 23920), (14720, 22087), (16990, 19136)]