5280686080

素因数分解:

$2^{13}\times 5^1\times {\mathrm{128923}}^1$

素因数の和:128954

約数の個数: 56

約数和(自身を含む): 12672971352

約数和(自身を除く): 7392285272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 4096, 5120, 8192, 10240, 20480, 40960, 128923, 257846, 515692, 644615, 1031384, 1289230, 2062768, 2578460, 4125536, 5156920, 8251072, 10313840, 16502144, 20627680, 33004288, 41255360, 66008576, 82510720, 132017152, 165021440, 264034304, 330042880, 528068608, 660085760, 1056137216, 1320171520, 2640343040, 5280686080]

約数ペア:

[(1, 5280686080), (2, 2640343040), (4, 1320171520), (5, 1056137216), (8, 660085760), (10, 528068608), (16, 330042880), (20, 264034304), (32, 165021440), (40, 132017152), (64, 82510720), (80, 66008576), (128, 41255360), (160, 33004288), (256, 20627680), (320, 16502144), (512, 10313840), (640, 8251072), (1024, 5156920), (1280, 4125536), (2048, 2578460), (2560, 2062768), (4096, 1289230), (5120, 1031384), (8192, 644615), (10240, 515692), (20480, 257846), (40960, 128923)]