49537640

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2543}}^1$

素因数の和:3041

約数の個数: 32

約数和(自身を含む): 111732480

約数和(自身を除く): 62194840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 974, 1948, 2435, 2543, 3896, 4870, 5086, 9740, 10172, 12715, 19480, 20344, 25430, 50860, 101720, 1238441, 2476882, 4953764, 6192205, 9907528, 12384410, 24768820, 49537640]

約数ペア:

[(1, 49537640), (2, 24768820), (4, 12384410), (5, 9907528), (8, 6192205), (10, 4953764), (20, 2476882), (40, 1238441), (487, 101720), (974, 50860), (1948, 25430), (2435, 20344), (2543, 19480), (3896, 12715), (4870, 10172), (5086, 9740)]