51980990

素因数分解:

$2^1\times 5^1\times {\mathrm{1489}}^1\times {\mathrm{3491}}^1$

素因数の和:4987

約数の個数: 16

約数和(自身を含む): 93655440

約数和(自身を除く): 41674450

約数列:

[1, 2, 5, 10, 1489, 2978, 3491, 6982, 7445, 14890, 17455, 34910, 5198099, 10396198, 25990495, 51980990]

約数ペア:

[(1, 51980990), (2, 25990495), (5, 10396198), (10, 5198099), (1489, 34910), (2978, 17455), (3491, 14890), (6982, 7445)]