87572155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1871}}^1$

素因数の和:1947

約数の個数: 32

約数和(自身を含む): 122923008

約数和(自身を除く): 35350853

約数列:

[1, 5, 11, 23, 37, 55, 115, 185, 253, 407, 851, 1265, 1871, 2035, 4255, 9355, 9361, 20581, 43033, 46805, 69227, 102905, 215165, 346135, 473363, 761497, 1592221, 2366815, 3807485, 7961105, 17514431, 87572155]

約数ペア:

[(1, 87572155), (5, 17514431), (11, 7961105), (23, 3807485), (37, 2366815), (55, 1592221), (115, 761497), (185, 473363), (253, 346135), (407, 215165), (851, 102905), (1265, 69227), (1871, 46805), (2035, 43033), (4255, 20581), (9355, 9361)]