26439680

素因数分解:

$2^{12}\times 5^1\times {\mathrm{1291}}^1$

素因数の和:1320

約数の個数: 52

約数和(自身を含む): 63496632

約数和(自身を除く): 37056952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 1291, 2048, 2560, 2582, 4096, 5120, 5164, 6455, 10240, 10328, 12910, 20480, 20656, 25820, 41312, 51640, 82624, 103280, 165248, 206560, 330496, 413120, 660992, 826240, 1321984, 1652480, 2643968, 3304960, 5287936, 6609920, 13219840, 26439680]

約数ペア:

[(1, 26439680), (2, 13219840), (4, 6609920), (5, 5287936), (8, 3304960), (10, 2643968), (16, 1652480), (20, 1321984), (32, 826240), (40, 660992), (64, 413120), (80, 330496), (128, 206560), (160, 165248), (256, 103280), (320, 82624), (512, 51640), (640, 41312), (1024, 25820), (1280, 20656), (1291, 20480), (2048, 12910), (2560, 10328), (2582, 10240), (4096, 6455), (5120, 5164)]