49888000

素因数分解:

$2^8\times 5^3\times {\mathrm{1559}}^1$

素因数の和:1590

約数の個数: 72

約数和(自身を含む): 124356960

約数和(自身を除く): 74468960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 640, 800, 1000, 1280, 1559, 1600, 2000, 3118, 3200, 4000, 6236, 6400, 7795, 8000, 12472, 15590, 16000, 24944, 31180, 32000, 38975, 49888, 62360, 77950, 99776, 124720, 155900, 194875, 199552, 249440, 311800, 389750, 399104, 498880, 623600, 779500, 997760, 1247200, 1559000, 1995520, 2494400, 3118000, 4988800, 6236000, 9977600, 12472000, 24944000, 49888000]

約数ペア:

[(1, 49888000), (2, 24944000), (4, 12472000), (5, 9977600), (8, 6236000), (10, 4988800), (16, 3118000), (20, 2494400), (25, 1995520), (32, 1559000), (40, 1247200), (50, 997760), (64, 779500), (80, 623600), (100, 498880), (125, 399104), (128, 389750), (160, 311800), (200, 249440), (250, 199552), (256, 194875), (320, 155900), (400, 124720), (500, 99776), (640, 77950), (800, 62360), (1000, 49888), (1280, 38975), (1559, 32000), (1600, 31180), (2000, 24944), (3118, 16000), (3200, 15590), (4000, 12472), (6236, 8000), (6400, 7795)]