55891040

素因数分解:

$2^5\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1289}}^1$

素因数の和:1575

約数の個数: 48

約数和(自身を含む): 132632640

約数和(自身を除く): 76741600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 271, 542, 1084, 1289, 1355, 2168, 2578, 2710, 4336, 5156, 5420, 6445, 8672, 10312, 10840, 12890, 20624, 21680, 25780, 41248, 43360, 51560, 103120, 206240, 349319, 698638, 1397276, 1746595, 2794552, 3493190, 5589104, 6986380, 11178208, 13972760, 27945520, 55891040]

約数ペア:

[(1, 55891040), (2, 27945520), (4, 13972760), (5, 11178208), (8, 6986380), (10, 5589104), (16, 3493190), (20, 2794552), (32, 1746595), (40, 1397276), (80, 698638), (160, 349319), (271, 206240), (542, 103120), (1084, 51560), (1289, 43360), (1355, 41248), (2168, 25780), (2578, 21680), (2710, 20624), (4336, 12890), (5156, 10840), (5420, 10312), (6445, 8672)]