51508400

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{2111}}^1$

素因数の和:2190

約数の個数: 60

約数和(自身を含む): 125837184

約数和(自身を除く): 74328784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 200, 244, 305, 400, 488, 610, 976, 1220, 1525, 2111, 2440, 3050, 4222, 4880, 6100, 8444, 10555, 12200, 16888, 21110, 24400, 33776, 42220, 52775, 84440, 105550, 128771, 168880, 211100, 257542, 422200, 515084, 643855, 844400, 1030168, 1287710, 2060336, 2575420, 3219275, 5150840, 6438550, 10301680, 12877100, 25754200, 51508400]

約数ペア:

[(1, 51508400), (2, 25754200), (4, 12877100), (5, 10301680), (8, 6438550), (10, 5150840), (16, 3219275), (20, 2575420), (25, 2060336), (40, 1287710), (50, 1030168), (61, 844400), (80, 643855), (100, 515084), (122, 422200), (200, 257542), (244, 211100), (305, 168880), (400, 128771), (488, 105550), (610, 84440), (976, 52775), (1220, 42220), (1525, 33776), (2111, 24400), (2440, 21110), (3050, 16888), (4222, 12200), (4880, 10555), (6100, 8444)]