51480500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{5419}}^1$

素因数の和:5457

約数の個数: 48

約数和(自身を含む): 118372800

約数和(自身を除く): 66892300

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 950, 1900, 2375, 4750, 5419, 9500, 10838, 21676, 27095, 54190, 102961, 108380, 135475, 205922, 270950, 411844, 514805, 541900, 677375, 1029610, 1354750, 2059220, 2574025, 2709500, 5148050, 10296100, 12870125, 25740250, 51480500]

約数ペア:

[(1, 51480500), (2, 25740250), (4, 12870125), (5, 10296100), (10, 5148050), (19, 2709500), (20, 2574025), (25, 2059220), (38, 1354750), (50, 1029610), (76, 677375), (95, 541900), (100, 514805), (125, 411844), (190, 270950), (250, 205922), (380, 135475), (475, 108380), (500, 102961), (950, 54190), (1900, 27095), (2375, 21676), (4750, 10838), (5419, 9500)]