56676880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54497}}^1$

素因数の和:54523

約数の個数: 40

約数和(自身を含む): 141912792

約数和(自身を除く): 85235912

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 54497, 108994, 217988, 272485, 435976, 544970, 708461, 871952, 1089940, 1416922, 2179880, 2833844, 3542305, 4359760, 5667688, 7084610, 11335376, 14169220, 28338440, 56676880]

約数ペア:

[(1, 56676880), (2, 28338440), (4, 14169220), (5, 11335376), (8, 7084610), (10, 5667688), (13, 4359760), (16, 3542305), (20, 2833844), (26, 2179880), (40, 1416922), (52, 1089940), (65, 871952), (80, 708461), (104, 544970), (130, 435976), (208, 272485), (260, 217988), (520, 108994), (1040, 54497)]