38999000

素因数分解:

$2^3\times 5^3\times {\mathrm{59}}^1\times {\mathrm{661}}^1$

素因数の和:741

約数の個数: 64

約数和(自身を含む): 92944800

約数和(自身を除く): 53945800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 59, 100, 118, 125, 200, 236, 250, 295, 472, 500, 590, 661, 1000, 1180, 1322, 1475, 2360, 2644, 2950, 3305, 5288, 5900, 6610, 7375, 11800, 13220, 14750, 16525, 26440, 29500, 33050, 38999, 59000, 66100, 77998, 82625, 132200, 155996, 165250, 194995, 311992, 330500, 389990, 661000, 779980, 974975, 1559960, 1949950, 3899900, 4874875, 7799800, 9749750, 19499500, 38999000]

約数ペア:

[(1, 38999000), (2, 19499500), (4, 9749750), (5, 7799800), (8, 4874875), (10, 3899900), (20, 1949950), (25, 1559960), (40, 974975), (50, 779980), (59, 661000), (100, 389990), (118, 330500), (125, 311992), (200, 194995), (236, 165250), (250, 155996), (295, 132200), (472, 82625), (500, 77998), (590, 66100), (661, 59000), (1000, 38999), (1180, 33050), (1322, 29500), (1475, 26440), (2360, 16525), (2644, 14750), (2950, 13220), (3305, 11800), (5288, 7375), (5900, 6610)]