26940160

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1619}}^1$

素因数の和:1653

約数の個数: 72

約数和(自身を含む): 69536880

約数和(自身を除く): 42596720

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, 520, 640, 832, 1040, 1280, 1619, 1664, 2080, 3238, 3328, 4160, 6476, 8095, 8320, 12952, 16190, 16640, 21047, 25904, 32380, 42094, 51808, 64760, 84188, 103616, 105235, 129520, 168376, 207232, 210470, 259040, 336752, 414464, 420940, 518080, 673504, 841880, 1036160, 1347008, 1683760, 2072320, 2694016, 3367520, 5388032, 6735040, 13470080, 26940160]

約数ペア:

[(1, 26940160), (2, 13470080), (4, 6735040), (5, 5388032), (8, 3367520), (10, 2694016), (13, 2072320), (16, 1683760), (20, 1347008), (26, 1036160), (32, 841880), (40, 673504), (52, 518080), (64, 420940), (65, 414464), (80, 336752), (104, 259040), (128, 210470), (130, 207232), (160, 168376), (208, 129520), (256, 105235), (260, 103616), (320, 84188), (416, 64760), (520, 51808), (640, 42094), (832, 32380), (1040, 25904), (1280, 21047), (1619, 16640), (1664, 16190), (2080, 12952), (3238, 8320), (3328, 8095), (4160, 6476)]