51295040

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1021}}^1$

素因数の和:1195

約数の個数: 56

約数和(自身を含む): 123044712

約数和(自身を除く): 71749672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 314, 320, 628, 785, 1021, 1256, 1570, 2042, 2512, 3140, 4084, 5024, 5105, 6280, 8168, 10048, 10210, 12560, 16336, 20420, 25120, 32672, 40840, 50240, 65344, 81680, 160297, 163360, 320594, 326720, 641188, 801485, 1282376, 1602970, 2564752, 3205940, 5129504, 6411880, 10259008, 12823760, 25647520, 51295040]

約数ペア:

[(1, 51295040), (2, 25647520), (4, 12823760), (5, 10259008), (8, 6411880), (10, 5129504), (16, 3205940), (20, 2564752), (32, 1602970), (40, 1282376), (64, 801485), (80, 641188), (157, 326720), (160, 320594), (314, 163360), (320, 160297), (628, 81680), (785, 65344), (1021, 50240), (1256, 40840), (1570, 32672), (2042, 25120), (2512, 20420), (3140, 16336), (4084, 12560), (5024, 10210), (5105, 10048), (6280, 8168)]