67972025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13009}}^1$

素因数の和:13049

約数の個数: 24

約数和(自身を含む): 96794400

約数和(自身を除く): 28822375

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 5225, 13009, 65045, 143099, 247171, 325225, 715495, 1235855, 2718881, 3577475, 6179275, 13594405, 67972025]

約数ペア:

[(1, 67972025), (5, 13594405), (11, 6179275), (19, 3577475), (25, 2718881), (55, 1235855), (95, 715495), (209, 325225), (275, 247171), (475, 143099), (1045, 65045), (5225, 13009)]