265366880

素因数分解:

$2^5\times 5^1\times {\mathrm{197}}^1\times {\mathrm{8419}}^1$

素因数の和:8631

約数の個数: 48

約数和(自身を含む): 630186480

約数和(自身を除く): 364819600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 6304, 7880, 8419, 15760, 16838, 31520, 33676, 42095, 67352, 84190, 134704, 168380, 269408, 336760, 673520, 1347040, 1658543, 3317086, 6634172, 8292715, 13268344, 16585430, 26536688, 33170860, 53073376, 66341720, 132683440, 265366880]

約数ペア:

[(1, 265366880), (2, 132683440), (4, 66341720), (5, 53073376), (8, 33170860), (10, 26536688), (16, 16585430), (20, 13268344), (32, 8292715), (40, 6634172), (80, 3317086), (160, 1658543), (197, 1347040), (394, 673520), (788, 336760), (985, 269408), (1576, 168380), (1970, 134704), (3152, 84190), (3940, 67352), (6304, 42095), (7880, 33676), (8419, 31520), (15760, 16838)]