55071880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{311}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 131414400

約数和(自身を除く): 76342520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 233, 311, 380, 466, 622, 760, 932, 1165, 1244, 1555, 1864, 2330, 2488, 3110, 4427, 4660, 5909, 6220, 8854, 9320, 11818, 12440, 17708, 22135, 23636, 29545, 35416, 44270, 47272, 59090, 72463, 88540, 118180, 144926, 177080, 236360, 289852, 362315, 579704, 724630, 1376797, 1449260, 2753594, 2898520, 5507188, 6883985, 11014376, 13767970, 27535940, 55071880]

約数ペア:

[(1, 55071880), (2, 27535940), (4, 13767970), (5, 11014376), (8, 6883985), (10, 5507188), (19, 2898520), (20, 2753594), (38, 1449260), (40, 1376797), (76, 724630), (95, 579704), (152, 362315), (190, 289852), (233, 236360), (311, 177080), (380, 144926), (466, 118180), (622, 88540), (760, 72463), (932, 59090), (1165, 47272), (1244, 44270), (1555, 35416), (1864, 29545), (2330, 23636), (2488, 22135), (3110, 17708), (4427, 12440), (4660, 11818), (5909, 9320), (6220, 8854)]