1282805248

素因数分解:

$2^9\times {\mathrm{499}}^1\times {\mathrm{5021}}^1$

素因数の和:5538

約数の個数: 40

約数和(自身を含む): 2568753000

約数和(自身を除く): 1285947752

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 499, 512, 998, 1996, 3992, 5021, 7984, 10042, 15968, 20084, 31936, 40168, 63872, 80336, 127744, 160672, 255488, 321344, 642688, 1285376, 2505479, 2570752, 5010958, 10021916, 20043832, 40087664, 80175328, 160350656, 320701312, 641402624, 1282805248]

約数ペア:

[(1, 1282805248), (2, 641402624), (4, 320701312), (8, 160350656), (16, 80175328), (32, 40087664), (64, 20043832), (128, 10021916), (256, 5010958), (499, 2570752), (512, 2505479), (998, 1285376), (1996, 642688), (3992, 321344), (5021, 255488), (7984, 160672), (10042, 127744), (15968, 80336), (20084, 63872), (31936, 40168)]