67824640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1019}}^1$

素因数の和:1057

約数の個数: 88

約数和(自身を含む): 175386960

約数和(自身を除く): 107562320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1019, 1024, 1040, 1280, 1664, 2038, 2080, 2560, 3328, 4076, 4160, 5095, 5120, 6656, 8152, 8320, 10190, 13247, 13312, 16304, 16640, 20380, 26494, 32608, 33280, 40760, 52988, 65216, 66235, 66560, 81520, 105976, 130432, 132470, 163040, 211952, 260864, 264940, 326080, 423904, 521728, 529880, 652160, 847808, 1043456, 1059760, 1304320, 1695616, 2119520, 2608640, 3391232, 4239040, 5217280, 6782464, 8478080, 13564928, 16956160, 33912320, 67824640]

約数ペア:

[(1, 67824640), (2, 33912320), (4, 16956160), (5, 13564928), (8, 8478080), (10, 6782464), (13, 5217280), (16, 4239040), (20, 3391232), (26, 2608640), (32, 2119520), (40, 1695616), (52, 1304320), (64, 1059760), (65, 1043456), (80, 847808), (104, 652160), (128, 529880), (130, 521728), (160, 423904), (208, 326080), (256, 264940), (260, 260864), (320, 211952), (416, 163040), (512, 132470), (520, 130432), (640, 105976), (832, 81520), (1019, 66560), (1024, 66235), (1040, 65216), (1280, 52988), (1664, 40760), (2038, 33280), (2080, 32608), (2560, 26494), (3328, 20380), (4076, 16640), (4160, 16304), (5095, 13312), (5120, 13247), (6656, 10190), (8152, 8320)]