51284480

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:126

約数の個数: 160

約数和(自身を含む): 140241024

約数和(自身を除く): 88956544

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 67, 80, 92, 104, 115, 128, 130, 134, 160, 184, 208, 230, 256, 260, 268, 299, 320, 335, 368, 416, 460, 512, 520, 536, 598, 640, 670, 736, 832, 871, 920, 1040, 1072, 1196, 1280, 1340, 1472, 1495, 1541, 1664, 1742, 1840, 2080, 2144, 2392, 2560, 2680, 2944, 2990, 3082, 3328, 3484, 3680, 4160, 4288, 4355, 4784, 5360, 5888, 5980, 6164, 6656, 6968, 7360, 7705, 8320, 8576, 8710, 9568, 10720, 11776, 11960, 12328, 13936, 14720, 15410, 16640, 17152, 17420, 19136, 20033, 21440, 23920, 24656, 27872, 29440, 30820, 33280, 34304, 34840, 38272, 40066, 42880, 47840, 49312, 55744, 58880, 61640, 69680, 76544, 80132, 85760, 95680, 98624, 100165, 111488, 123280, 139360, 153088, 160264, 171520, 191360, 197248, 200330, 222976, 246560, 278720, 320528, 382720, 394496, 400660, 445952, 493120, 557440, 641056, 765440, 788992, 801320, 986240, 1114880, 1282112, 1602640, 1972480, 2229760, 2564224, 3205280, 3944960, 5128448, 6410560, 10256896, 12821120, 25642240, 51284480]

約数ペア:

[(1, 51284480), (2, 25642240), (4, 12821120), (5, 10256896), (8, 6410560), (10, 5128448), (13, 3944960), (16, 3205280), (20, 2564224), (23, 2229760), (26, 1972480), (32, 1602640), (40, 1282112), (46, 1114880), (52, 986240), (64, 801320), (65, 788992), (67, 765440), (80, 641056), (92, 557440), (104, 493120), (115, 445952), (128, 400660), (130, 394496), (134, 382720), (160, 320528), (184, 278720), (208, 246560), (230, 222976), (256, 200330), (260, 197248), (268, 191360), (299, 171520), (320, 160264), (335, 153088), (368, 139360), (416, 123280), (460, 111488), (512, 100165), (520, 98624), (536, 95680), (598, 85760), (640, 80132), (670, 76544), (736, 69680), (832, 61640), (871, 58880), (920, 55744), (1040, 49312), (1072, 47840), (1196, 42880), (1280, 40066), (1340, 38272), (1472, 34840), (1495, 34304), (1541, 33280), (1664, 30820), (1742, 29440), (1840, 27872), (2080, 24656), (2144, 23920), (2392, 21440), (2560, 20033), (2680, 19136), (2944, 17420), (2990, 17152), (3082, 16640), (3328, 15410), (3484, 14720), (3680, 13936), (4160, 12328), (4288, 11960), (4355, 11776), (4784, 10720), (5360, 9568), (5888, 8710), (5980, 8576), (6164, 8320), (6656, 7705), (6968, 7360)]