78142316

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1709}}^1$

素因数の和:1814

約数の個数: 48

約数和(自身を含む): 165473280

約数和(自身を除く): 87330964

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 71, 92, 142, 161, 284, 322, 497, 644, 994, 1633, 1709, 1988, 3266, 3418, 6532, 6836, 11431, 11963, 22862, 23926, 39307, 45724, 47852, 78614, 121339, 157228, 242678, 275149, 485356, 550298, 849373, 1100596, 1698746, 2790797, 3397492, 5581594, 11163188, 19535579, 39071158, 78142316]

約数ペア:

[(1, 78142316), (2, 39071158), (4, 19535579), (7, 11163188), (14, 5581594), (23, 3397492), (28, 2790797), (46, 1698746), (71, 1100596), (92, 849373), (142, 550298), (161, 485356), (284, 275149), (322, 242678), (497, 157228), (644, 121339), (994, 78614), (1633, 47852), (1709, 45724), (1988, 39307), (3266, 23926), (3418, 22862), (6532, 11963), (6836, 11431)]