87328600

素因数分解:

$2^3\times 5^2\times {\mathrm{257}}^1\times {\mathrm{1699}}^1$

素因数の和:1972

約数の個数: 48

約数和(自身を含む): 203949000

約数和(自身を除く): 116620400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 257, 514, 1028, 1285, 1699, 2056, 2570, 3398, 5140, 6425, 6796, 8495, 10280, 12850, 13592, 16990, 25700, 33980, 42475, 51400, 67960, 84950, 169900, 339800, 436643, 873286, 1746572, 2183215, 3493144, 4366430, 8732860, 10916075, 17465720, 21832150, 43664300, 87328600]

約数ペア:

[(1, 87328600), (2, 43664300), (4, 21832150), (5, 17465720), (8, 10916075), (10, 8732860), (20, 4366430), (25, 3493144), (40, 2183215), (50, 1746572), (100, 873286), (200, 436643), (257, 339800), (514, 169900), (1028, 84950), (1285, 67960), (1699, 51400), (2056, 42475), (2570, 33980), (3398, 25700), (5140, 16990), (6425, 13592), (6796, 12850), (8495, 10280)]