25156120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{57173}}^1$

素因数の和:57195

約数の個数: 32

約数和(自身を含む): 61747920

約数和(自身を除く): 36591800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 57173, 114346, 228692, 285865, 457384, 571730, 628903, 1143460, 1257806, 2286920, 2515612, 3144515, 5031224, 6289030, 12578060, 25156120]

約数ペア:

[(1, 25156120), (2, 12578060), (4, 6289030), (5, 5031224), (8, 3144515), (10, 2515612), (11, 2286920), (20, 1257806), (22, 1143460), (40, 628903), (44, 571730), (55, 457384), (88, 285865), (110, 228692), (220, 114346), (440, 57173)]