42547900

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{3061}}^1$

素因数の和:3214

約数の個数: 36

約数和(自身を含む): 93023560

約数和(自身を除く): 50475660

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 278, 556, 695, 1390, 2780, 3061, 3475, 6122, 6950, 12244, 13900, 15305, 30610, 61220, 76525, 153050, 306100, 425479, 850958, 1701916, 2127395, 4254790, 8509580, 10636975, 21273950, 42547900]

約数ペア:

[(1, 42547900), (2, 21273950), (4, 10636975), (5, 8509580), (10, 4254790), (20, 2127395), (25, 1701916), (50, 850958), (100, 425479), (139, 306100), (278, 153050), (556, 76525), (695, 61220), (1390, 30610), (2780, 15305), (3061, 13900), (3475, 12244), (6122, 6950)]