205565525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 290070720

約数和(自身を除く): 84505195

約数列:

[1, 5, 11, 25, 37, 55, 89, 185, 227, 275, 407, 445, 925, 979, 1135, 2035, 2225, 2497, 3293, 4895, 5675, 8399, 10175, 12485, 16465, 20203, 24475, 36223, 41995, 62425, 82325, 92389, 101015, 181115, 209975, 222233, 461945, 505075, 747511, 905575, 1111165, 2309725, 3737555, 5555825, 8222621, 18687775, 41113105, 205565525]

約数ペア:

[(1, 205565525), (5, 41113105), (11, 18687775), (25, 8222621), (37, 5555825), (55, 3737555), (89, 2309725), (185, 1111165), (227, 905575), (275, 747511), (407, 505075), (445, 461945), (925, 222233), (979, 209975), (1135, 181115), (2035, 101015), (2225, 92389), (2497, 82325), (3293, 62425), (4895, 41995), (5675, 36223), (8399, 24475), (10175, 20203), (12485, 16465)]