54797990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1567}}^1$

素因数の和:1856

約数の個数: 32

約数和(自身を含む): 106686720

約数和(自身を除く): 51888730

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 269, 538, 1345, 1567, 2690, 3134, 3497, 6994, 7835, 15670, 17485, 20371, 34970, 40742, 101855, 203710, 421523, 843046, 2107615, 4215230, 5479799, 10959598, 27398995, 54797990]

約数ペア:

[(1, 54797990), (2, 27398995), (5, 10959598), (10, 5479799), (13, 4215230), (26, 2107615), (65, 843046), (130, 421523), (269, 203710), (538, 101855), (1345, 40742), (1567, 34970), (2690, 20371), (3134, 17485), (3497, 15670), (6994, 7835)]