123124820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67651}}^1$

素因数の和:67680

約数の個数: 48

約数和(自身を含む): 318235008

約数和(自身を除く): 195110188

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 67651, 135302, 270604, 338255, 473557, 676510, 879463, 947114, 1353020, 1758926, 1894228, 2367785, 3517852, 4397315, 4735570, 6156241, 8794630, 9471140, 12312482, 17589260, 24624964, 30781205, 61562410, 123124820]

約数ペア:

[(1, 123124820), (2, 61562410), (4, 30781205), (5, 24624964), (7, 17589260), (10, 12312482), (13, 9471140), (14, 8794630), (20, 6156241), (26, 4735570), (28, 4397315), (35, 3517852), (52, 2367785), (65, 1894228), (70, 1758926), (91, 1353020), (130, 947114), (140, 879463), (182, 676510), (260, 473557), (364, 338255), (455, 270604), (910, 135302), (1820, 67651)]