211330925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{8231}}^1$

素因数の和:8333

約数の個数: 24

約数和(自身を含む): 285815040

約数和(自身を除く): 74484115

約数列:

[1, 5, 13, 25, 65, 79, 325, 395, 1027, 1975, 5135, 8231, 25675, 41155, 107003, 205775, 535015, 650249, 2675075, 3251245, 8453237, 16256225, 42266185, 211330925]

約数ペア:

[(1, 211330925), (5, 42266185), (13, 16256225), (25, 8453237), (65, 3251245), (79, 2675075), (325, 650249), (395, 535015), (1027, 205775), (1975, 107003), (5135, 41155), (8231, 25675)]