51513104

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{709}}^1$

素因数の和:975

約数の個数: 40

約数和(自身を含む): 105648000

約数和(自身を除く): 54134896

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 239, 304, 478, 709, 956, 1418, 1912, 2836, 3824, 4541, 5672, 9082, 11344, 13471, 18164, 26942, 36328, 53884, 72656, 107768, 169451, 215536, 338902, 677804, 1355608, 2711216, 3219569, 6439138, 12878276, 25756552, 51513104]

約数ペア:

[(1, 51513104), (2, 25756552), (4, 12878276), (8, 6439138), (16, 3219569), (19, 2711216), (38, 1355608), (76, 677804), (152, 338902), (239, 215536), (304, 169451), (478, 107768), (709, 72656), (956, 53884), (1418, 36328), (1912, 26942), (2836, 18164), (3824, 13471), (4541, 11344), (5672, 9082)]