90154160

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{5839}}^1$

素因数の和:6045

約数の個数: 40

約数和(自身を含む): 210730560

約数和(自身を除く): 120576400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 5839, 7720, 11678, 15440, 23356, 29195, 46712, 58390, 93424, 116780, 233560, 467120, 1126927, 2253854, 4507708, 5634635, 9015416, 11269270, 18030832, 22538540, 45077080, 90154160]

約数ペア:

[(1, 90154160), (2, 45077080), (4, 22538540), (5, 18030832), (8, 11269270), (10, 9015416), (16, 5634635), (20, 4507708), (40, 2253854), (80, 1126927), (193, 467120), (386, 233560), (772, 116780), (965, 93424), (1544, 58390), (1930, 46712), (3088, 29195), (3860, 23356), (5839, 15440), (7720, 11678)]