210234400

素因数分解:

$2^5\times 5^2\times {\mathrm{317}}^1\times {\mathrm{829}}^1$

素因数の和:1166

約数の個数: 72

約数和(自身を含む): 515474820

約数和(自身を除く): 305240420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 317, 400, 634, 800, 829, 1268, 1585, 1658, 2536, 3170, 3316, 4145, 5072, 6340, 6632, 7925, 8290, 10144, 12680, 13264, 15850, 16580, 20725, 25360, 26528, 31700, 33160, 41450, 50720, 63400, 66320, 82900, 126800, 132640, 165800, 253600, 262793, 331600, 525586, 663200, 1051172, 1313965, 2102344, 2627930, 4204688, 5255860, 6569825, 8409376, 10511720, 13139650, 21023440, 26279300, 42046880, 52558600, 105117200, 210234400]

約数ペア:

[(1, 210234400), (2, 105117200), (4, 52558600), (5, 42046880), (8, 26279300), (10, 21023440), (16, 13139650), (20, 10511720), (25, 8409376), (32, 6569825), (40, 5255860), (50, 4204688), (80, 2627930), (100, 2102344), (160, 1313965), (200, 1051172), (317, 663200), (400, 525586), (634, 331600), (800, 262793), (829, 253600), (1268, 165800), (1585, 132640), (1658, 126800), (2536, 82900), (3170, 66320), (3316, 63400), (4145, 50720), (5072, 41450), (6340, 33160), (6632, 31700), (7925, 26528), (8290, 25360), (10144, 20725), (12680, 16580), (13264, 15850)]