520163950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{2837}}^1$

素因数の和:3061

約数の個数: 48

約数和(自身を含む): 1024063920

約数和(自身を除く): 503899970

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 193, 386, 475, 950, 965, 1930, 2837, 3667, 4825, 5674, 7334, 9650, 14185, 18335, 28370, 36670, 53903, 70925, 91675, 107806, 141850, 183350, 269515, 539030, 547541, 1095082, 1347575, 2695150, 2737705, 5475410, 10403279, 13688525, 20806558, 27377050, 52016395, 104032790, 260081975, 520163950]

約数ペア:

[(1, 520163950), (2, 260081975), (5, 104032790), (10, 52016395), (19, 27377050), (25, 20806558), (38, 13688525), (50, 10403279), (95, 5475410), (190, 2737705), (193, 2695150), (386, 1347575), (475, 1095082), (950, 547541), (965, 539030), (1930, 269515), (2837, 183350), (3667, 141850), (4825, 107806), (5674, 91675), (7334, 70925), (9650, 53903), (14185, 36670), (18335, 28370)]