12768800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1451}}^1$

素因数の和:1482

約数の個数: 72

約数和(自身を含む): 34029072

約数和(自身を除く): 21260272

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 160, 176, 200, 220, 275, 352, 400, 440, 550, 800, 880, 1100, 1451, 1760, 2200, 2902, 4400, 5804, 7255, 8800, 11608, 14510, 15961, 23216, 29020, 31922, 36275, 46432, 58040, 63844, 72550, 79805, 116080, 127688, 145100, 159610, 232160, 255376, 290200, 319220, 399025, 510752, 580400, 638440, 798050, 1160800, 1276880, 1596100, 2553760, 3192200, 6384400, 12768800]

約数ペア:

[(1, 12768800), (2, 6384400), (4, 3192200), (5, 2553760), (8, 1596100), (10, 1276880), (11, 1160800), (16, 798050), (20, 638440), (22, 580400), (25, 510752), (32, 399025), (40, 319220), (44, 290200), (50, 255376), (55, 232160), (80, 159610), (88, 145100), (100, 127688), (110, 116080), (160, 79805), (176, 72550), (200, 63844), (220, 58040), (275, 46432), (352, 36275), (400, 31922), (440, 29020), (550, 23216), (800, 15961), (880, 14510), (1100, 11608), (1451, 8800), (1760, 7255), (2200, 5804), (2902, 4400)]